Comprehensive Stock Comparison
Compare Everspin Technologies, Inc. (MRAM) vs Micron Technology, Inc. (MU) vs Silicon Motion Technology Corporation (SIMO) vs GSI Technology, Inc. (GSIT) Stock
Analyze side-by-side fundamentals, valuation, growth, and profitability to decide which stock is the better buy.
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Quick Verdict
| Category | Winner | Why |
|---|---|---|
| Growth | MU | 48.9% revenue growth vs MRAM's -21.0% |
| Value | MU | Better valuation composite |
| Quality / Margins | MU | 28.1% net margin vs GSIT's -48.5% |
| Stability / Safety | GSIT | Beta 1.40 vs MU's 2.16 |
| Dividends | SIMO | 6.2% yield, 2-year raise streak, vs MU's 0.1% |
| Momentum (1Y) | MU | +340.9% vs MRAM's +91.5% |
| Efficiency (ROA) | MU | 13.9% ROA vs GSIT's -22.4%, ROIC 13.2% vs -34.2% |
Who Each Stock Is For
Income & stability
Growth exposure
Long-term compounding (10Y)
Sleep-well-at-night portfolio
Valuation efficiency (growth/$)
Defensive / Recession hedge
Business Model
What each company does and how it makes money
Everspin Technologies is a semiconductor company that designs and manufactures magnetoresistive random access memory (MRAM) chips for data storage applications. It generates revenue primarily from selling MRAM products — including Toggle MRAM and spin-transfer torque MRAM — to industrial, automotive, and data center customers, with additional income from foundry services for embedded MRAM. The company's key advantage is its leadership in MRAM technology — a non-volatile memory that combines the speed of SRAM with the data retention of flash memory — giving it first-mover status in a specialized niche.
Micron Technology is a leading semiconductor company that designs and manufactures memory and storage chips used in computers, smartphones, data centers, and automotive systems. It generates revenue primarily from DRAM products (~70% of sales) and NAND flash memory (~25%), with the remainder from NOR flash and other storage solutions. The company's competitive advantage lies in its advanced manufacturing scale and R&D capabilities in memory technology—one of only three major DRAM producers globally—which creates significant barriers to entry.
Silicon Motion Technology designs and sells NAND flash controllers and specialized SSDs for data storage applications. It generates revenue primarily from controller sales for client SSDs (~50% of revenue), enterprise/data center SSDs (~25%), and mobile embedded storage solutions (~25%). The company's key advantage is its deep expertise in flash controller architecture—particularly for high-performance applications—and long-standing relationships with major NAND flash manufacturers.
GSI Technology is a fabless semiconductor company that designs and markets specialized memory solutions for demanding applications in networking, aerospace, military, and industrial markets. It generates revenue primarily from static random access memory (SRAM) products — including radiation-hardened versions for aerospace — and its newer associative processing units for similarity search applications. The company's competitive advantage lies in its deep expertise in high-performance, specialized memory architectures for mission-critical applications where reliability and performance are paramount.
Revenue Breakdown by Segment
How each company's revenue is distributed across its business units
Segment breakdown not available.
Financial Metrics Comparison
Side-by-side fundamentals across 4 stocks. BestLagging
Financial Scorecard
MU leads in 3 of 6 categories (Financial Metrics, Profitability & Efficiency). SIMO leads in 1 (Analyst Outlook). 2 tied.
Financial Metrics (TTM)
MU is the larger business by revenue, generating $42.3B annually — 1761.2x GSIT's $24M. MU is the more profitable business, keeping 28.1% of every revenue dollar as net income compared to GSIT's -48.5%. On growth, MU holds the edge at +56.7% YoY revenue growth, suggesting stronger near-term business momentum.
| Metric | MRAMEverspin Technolo… | MUMicron Technology… | SIMOSilicon Motion Te… | GSITGSI Technology, I… |
|---|---|---|---|---|
| RevenueTrailing 12 months | $54M | $42.3B | $886M | $24M |
| EBITDAEarnings before interest/tax | -$4M | $22.4B | $123M | -$11M |
| Net IncomeAfter-tax profit | -$508,000 | $11.9B | $123M | -$12M |
| Free Cash FlowCash after capex | $4M | $11.9B | $6M | -$8M |
| Gross MarginGross profit ÷ Revenue | +51.3% | +45.3% | +48.3% | +55.8% |
| Operating MarginEBIT ÷ Revenue | -13.0% | +32.7% | +10.5% | -48.7% |
| Net MarginNet income ÷ Revenue | -0.9% | +28.1% | +13.8% | -48.5% |
| FCF MarginFCF ÷ Revenue | +7.7% | +28.2% | +0.7% | -32.8% |
| Rev. Growth (YoY)Latest quarter vs prior year | +16.3% | +56.7% | +45.7% | +41.6% |
| EPS Growth (YoY)Latest quarter vs prior year | -97.7% | +175.4% | +7.4% | +47.6% |
Valuation Metrics
At 8.9x trailing earnings, SIMO trades at a 97% valuation discount to MRAM's 306.8x P/E. Adjusting for growth (PEG ratio), SIMO offers better value at 0.20x vs MU's 2.07x — a lower PEG means you pay less per unit of expected earnings growth.
| Metric | MRAMEverspin Technolo… | MUMicron Technology… | SIMOSilicon Motion Te… | GSITGSI Technology, I… |
|---|---|---|---|---|
| Market CapShares × price | $238M | $462.7B | $4.4B | $247M |
| Enterprise ValueMkt cap + debt − cash | $201M | $468.3B | $4.2B | $243M |
| Trailing P/EPrice ÷ TTM EPS | 306.82x | 54.33x | 8.85x | -19.43x |
| Forward P/EPrice ÷ next-FY EPS est. | 144.00x | 12.22x | 22.36x | — |
| PEG RatioP/E ÷ EPS growth rate | — | 2.07x | 0.20x | — |
| EV / EBITDAEnterprise value multiple | — | 25.70x | 34.01x | — |
| Price / SalesMarket cap ÷ Revenue | 4.73x | 12.38x | 4.96x | 12.02x |
| Price / BookPrice ÷ Book value/share | 3.82x | 8.56x | 1.31x | 7.39x |
| Price / FCFMarket cap ÷ FCF | 58.83x | 277.39x | 699.54x | — |
Profitability & Efficiency
MU delivers a 20.3% return on equity — every $100 of shareholder capital generates $20 in annual profit, vs $-30 for GSIT. MRAM carries lower financial leverage with a 0.07x debt-to-equity ratio, signaling a more conservative balance sheet compared to GSIT's 0.34x. On the Piotroski fundamental quality scale (0–9), MU scores 7/9 vs GSIT's 1/9, reflecting strong financial health.
| Metric | MRAMEverspin Technolo… | MUMicron Technology… | SIMOSilicon Motion Te… | GSITGSI Technology, I… |
|---|---|---|---|---|
| ROE (TTM)Return on equity | -0.8% | +20.3% | +14.8% | -30.2% |
| ROA (TTM)Return on assets | -0.6% | +13.9% | +10.0% | -22.4% |
| ROICReturn on invested capital | -22.3% | +13.2% | +12.4% | -34.2% |
| ROCEReturn on capital employed | -11.2% | +15.0% | +10.8% | -29.5% |
| Piotroski ScoreFundamental quality 0–9 | 4 | 7 | 5 | 1 |
| Debt / EquityFinancial leverage | 0.07x | 0.28x | — | 0.34x |
| Net DebtTotal debt minus cash | -$37M | $5.6B | -$202M | -$4M |
| Cash & Equiv.Liquid assets | $42M | $9.6B | $202M | $13M |
| Total DebtShort + long-term debt | $5M | $15.3B | $0 | $10M |
| Interest CoverageEBIT ÷ Interest expense | — | 32.11x | — | — |
Total Returns (with DRIP)
A $10,000 investment in MU five years ago would be worth $43,731 today (with dividends reinvested), compared to $10,639 for GSIT. Over the past 12 months, MU leads with a +340.9% total return vs MRAM's +91.5%. The 3-year compound annual growth rate (CAGR) favors MU at 92.7% vs MRAM's 16.1% — a key indicator of consistent wealth creation.
| Metric | MRAMEverspin Technolo… | MUMicron Technology… | SIMOSilicon Motion Te… | GSITGSI Technology, I… |
|---|---|---|---|---|
| YTD ReturnYear-to-date | +7.4% | +30.7% | +38.4% | +21.2% |
| 1-Year ReturnPast 12 months | +91.5% | +340.9% | +133.9% | +185.3% |
| 3-Year ReturnCumulative with dividends | +56.5% | +615.6% | +99.7% | +400.6% |
| 5-Year ReturnCumulative with dividends | +79.7% | +337.3% | +129.3% | +6.4% |
| 10-Year ReturnCumulative with dividends | +34.7% | +3798.4% | +322.8% | +108.7% |
| CAGR (3Y)Annualised 3-year return | +16.1% | +92.7% | +25.9% | +71.1% |
Risk & Volatility
GSIT is the less volatile stock with a 1.40 beta — it tends to amplify market swings less than MU's 2.16 beta. A beta below 1.0 means the stock typically moves less than the S&P 500. MU currently trades 90.5% from its 52-week high vs GSIT's 45.0% drawdown — a narrower gap to the peak suggests stronger recent price momentum.
| Metric | MRAMEverspin Technolo… | MUMicron Technology… | SIMOSilicon Motion Te… | GSITGSI Technology, I… |
|---|---|---|---|---|
| Beta (5Y)Sensitivity to S&P 500 | 1.41x | 2.16x | 1.52x | 1.40x |
| 52-Week HighHighest price in past year | $17.24 | $455.50 | $146.85 | $18.15 |
| 52-Week LowLowest price in past year | $4.34 | $61.54 | $37.21 | $1.62 |
| % of 52W HighCurrent price vs 52-week peak | +62.6% | +90.5% | +88.0% | +45.0% |
| RSI (14)Momentum oscillator 0–100 | 48.3 | 55.9 | 53.9 | 62.1 |
| Avg Volume (50D)Average daily shares traded | 742K | 29.8M | 610K | 1.6M |
Analyst Outlook
Analyst consensus: MRAM as "Buy", MU as "Buy", SIMO as "Buy", GSIT as "Buy". Consensus price targets imply 10.3% upside for SIMO (target: $143) vs -16.7% for MRAM (target: $9). For income investors, SIMO offers the higher dividend yield at 6.19% vs MU's 0.11%.
| Metric | MRAMEverspin Technolo… | MUMicron Technology… | SIMOSilicon Motion Te… | GSITGSI Technology, I… |
|---|---|---|---|---|
| Analyst RatingConsensus buy/hold/sell | Buy | Buy | Buy | Buy |
| Price TargetConsensus 12-month target | $9.00 | $363.00 | $142.50 | — |
| # AnalystsCovering analysts | 5 | 68 | 31 | 1 |
| Dividend YieldAnnual dividend ÷ price | — | +0.1% | +6.2% | — |
| Dividend StreakConsecutive years of raises | — | 1 | 2 | — |
| Dividend / ShareAnnual DPS | — | $0.46 | $8.00 | — |
| Buyback YieldShare repurchases ÷ mkt cap | 0.0% | 0.0% | +0.6% | 0.0% |
Historical Charts
Charts are rendered on first load. Hover for details.
Chart 1Total Return — 5 Years (Rebased to 100)
| Stock | Mar 20 | Feb 26 | Change |
|---|---|---|---|
| Everspin Technologi… (MRAM) | 100 | 357.84 | +257.8% |
| Micron Technology, … (MU) | 100 | 801.98 | +702.0% |
| Silicon Motion Tech… (SIMO) | 100 | 318.48 | +218.5% |
| GSI Technology, Inc. (GSIT) | 100 | 108.23 | +8.2% |
Micron Technology, … (MU) returned +337% over 5 years vs GSI Technology, Inc. (GSIT)'s +6%. A $10,000 investment in MU 5 years ago would be worth $43,731 today (including dividends reinvested).
Chart 2Revenue Growth — 10 Years
| Stock | 2016 | 2025 | Change |
|---|---|---|---|
| Everspin Technologi… (MRAM) | $27M | $50M | +86.0% |
| Micron Technology, … (MU) | $12.4B | $37.4B | +201.5% |
| Silicon Motion Tech… (SIMO) | $556M | $886M | +59.2% |
| GSI Technology, Inc. (GSIT) | $53M | $21M | -61.1% |
Micron Technology, Inc.'s revenue grew from $12.4B (2016) to $37.4B (2025) — a 13.0% CAGR.
Chart 3Net Margin Trend — 10 Years
| Stock | 2016 | 2025 | Change |
|---|---|---|---|
| Everspin Technologi… (MRAM) | -61.6% | 1.5% | +102.5% |
| Micron Technology, … (MU) | -2.2% | 22.8% | +1126.3% |
| Silicon Motion Tech… (SIMO) | 19.9% | 13.8% | -30.6% |
| GSI Technology, Inc. (GSIT) | -4.1% | -51.9% | -1160.1% |
Micron Technology, Inc.'s net margin went from -2% (2016) to 23% (2025).
Chart 4P/E Ratio History — 9 Years
| Stock | 2017 | 2025 | Change |
|---|---|---|---|
| Everspin Technologi… (MRAM) | 51.4 | 181.5 | +253.1% |
| Micron Technology, … (MU) | 9.3 | 37.6 | +304.3% |
| Silicon Motion Tech… (SIMO) | 25.3 | 6.3 | -75.1% |
Everspin Technologies, Inc. has traded in a 19x–182x P/E range over 4 years; current trailing P/E is ~307x. Micron Technology, Inc. has traded in a 3x–120x P/E range over 8 years; current trailing P/E is ~54x.
Chart 5EPS Growth — 10 Years
| Stock | 2016 | 2025 | Change |
|---|---|---|---|
| Everspin Technologi… (MRAM) | -1.36 | 0.04 | +102.6% |
| Micron Technology, … (MU) | -0.27 | 7.59 | +2911.1% |
| Silicon Motion Tech… (SIMO) | 3.12 | 14.6 | +367.9% |
| GSI Technology, Inc. (GSIT) | -0.1 | -0.42 | -337.5% |
Micron Technology, Inc.'s EPS grew from $-0.27 (2016) to $7.59 (2025).
Chart 6Free Cash Flow — 5 Years
Everspin Technologies, Inc. generated $4M FCF in 2024 (-51% vs 2021). Micron Technology, Inc. generated $2B FCF in 2025 (-32% vs 2021).
MRAM vs MU vs SIMO vs GSIT: Key Questions Answered
9 questions · data-driven answers · updated daily
01Is MRAM or MU or SIMO or GSIT a better buy right now?
Silicon Motion Technology Corporation (SIMO) offers the better valuation at 8.9x trailing P/E (22.4x forward), making it the more compelling value choice. Analysts rate Everspin Technologies, Inc. (MRAM) a "Buy" — based on 5 analyst ratings — the highest consensus in this comparison. The "better buy" depends entirely on your goals: growth investors should weight revenue trajectory, value investors should weight P/E and PEG, and income investors should weight dividend yield and streak.
02Which has the better valuation — MRAM or MU or SIMO or GSIT?
On trailing P/E, Silicon Motion Technology Corporation (SIMO) is the cheapest at 8.9x versus Everspin Technologies, Inc. at 306.8x. On forward P/E, Micron Technology, Inc. is actually cheaper at 12.2x — notably different from the trailing picture, reflecting expected earnings growth. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: Micron Technology, Inc. wins at 0.47x versus Silicon Motion Technology Corporation's 0.50x — a PEG below 1.0 traditionally signals the market is underpricing earnings growth.
03Which is the better long-term investment — MRAM or MU or SIMO or GSIT?
Over the past 5 years, Micron Technology, Inc. (MU) delivered a total return of +337.3%, compared to +6.4% for GSI Technology, Inc. (GSIT). A $10,000 investment in MU five years ago would be worth approximately $44K today (assuming dividends reinvested). Over 10 years, the gap is even starker: MU returned +38.0% versus MRAM's +34.7%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.
04Which is safer — MRAM or MU or SIMO or GSIT?
By beta (market sensitivity over 5 years), GSI Technology, Inc. (GSIT) is the lower-risk stock at 1.40β versus Micron Technology, Inc.'s 2.16β — meaning MU is approximately 54% more volatile than GSIT relative to the S&P 500. On balance sheet safety, Everspin Technologies, Inc. (MRAM) carries a lower debt/equity ratio of 7% versus 34% for GSI Technology, Inc. — giving it more financial flexibility in a downturn.
05Which has better profit margins — MRAM or MU or SIMO or GSIT?
Micron Technology, Inc. (MU) is the more profitable company, earning 22.8% net margin versus -51.9% for GSI Technology, Inc. — meaning it keeps 22.8% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: MU leads at 26.4% versus -52.8% for GSIT. At the gross margin level — before operating expenses — MRAM leads at 51.8%, reflecting greater pricing power or product mix advantage. Stronger margins indicate durable pricing power, lower cost of revenue, or higher mix of software/services. They are one of the clearest signs of business quality.
06Is MRAM or MU or SIMO or GSIT more undervalued right now?
The PEG ratio (forward P/E divided by expected earnings growth rate) is the most precise measure of undervaluation relative to growth potential. By this metric, Micron Technology, Inc. (MU) is the more undervalued stock at a PEG of 0.47x versus Silicon Motion Technology Corporation's 0.50x. A PEG below 1.0 is traditionally considered the threshold for growth-adjusted undervaluation. On forward earnings alone, Micron Technology, Inc. (MU) trades at 12.2x forward P/E versus 144.0x for Everspin Technologies, Inc. — 131.8x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for SIMO: 10.3% to $142.50.
07Which pays a better dividend — MRAM or MU or SIMO or GSIT?
In this comparison, SIMO (6.2% yield), MU (0.1% yield) pay a dividend. MRAM, GSIT do not pay a meaningful dividend and should not be held primarily for income.
08Is MRAM or MU or SIMO or GSIT better for a retirement portfolio?
For long-horizon retirement investors, Silicon Motion Technology Corporation (SIMO) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (6.2% yield, +322.8% 10Y return). Micron Technology, Inc. (MU) carries a higher beta of 2.16 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (SIMO: +322.8%, MU: +38.0%), confirming both are viable long-term holds — but the lower-volatility option typically results in less emotional selling during corrections. Retirement portfolios generally favour predictability over maximum returns. Consult a financial advisor before making allocation decisions.
09What are the main differences between MRAM and MU and SIMO and GSIT?
Both stocks operate in the Technology sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both. In terms of investment character: MRAM is a small-cap quality compounder stock; MU is a large-cap quality compounder stock; SIMO is a small-cap deep-value stock; GSIT is a small-cap quality compounder stock. SIMO pays a dividend while MRAM, MU, GSIT do not, making them suitable for different income and tax situations. These fundamental differences mean investors should not choose between them on a single metric — the "better stock" depends entirely on which of these characteristics aligns with your investment strategy.
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