Key facts
Production status: End-of-life
Release date: 2010-09-01
Cores / Threads: 4 / 4
Base clock: 2900 MHz
Turbo clock: 3200 MHz
TDP: 95 W
Process: 45 nm
Codename: Zosma
Generation: Phenom II X4 (Zosma)
All available specs
| Field | Value |
|---|---|
| name | Phenom II X4 840T |
| Socket | AMD Socket AM3 |
| Foundry | GlobalFoundries |
| Process Size | 45 nm |
| Transistors | 904 million |
| Die Size | 346 mm² |
| Package | µPGA |
| Market | Desktop |
| Production Status | End-of-life |
| Release Date | Sep 1st, 2010 |
| Part# | HD840TWFK4DGR |
| Frequency | 2.9 GHz |
| Turbo Clock | up to 3.2 GHz |
| Base Clock | 200 MHz |
| Multiplier | 14.5x |
| Multiplier Unlocked | No |
| Voltage | 1.4 V |
| Codename | Zosma |
| Generation | Phenom II X4 (Zosma) |
| Memory Support | DDR2, DDR3 |
| ECC Memory | No |
| # of Cores | 4 |
| # of Threads | 4 |
| SMP # CPUs | 1 |
| Integrated Graphics | On certain motherboards (Chipset feature) |
| Cache L1 | 128 KB (per core) |
| Cache L2 | 512 KB (per core) |
| Features | MMX, 3DNow!, SSE, SSE2, SSE3, SSE4A, AMD64, NX bit, AMD-V, Turbo Core |
| Notes | OEM only."Zosma" is a die harvested "Thuban" design, and thus physically features the full six cores of "Thuban" which some motherboard models can unlock. Cores can be locked for a variety of reasons and aren't guaranteed to function properly when unlocked. |
| Rated Speed | 1333 MT/s |
| Memory Bus | Dual-channel |
| Memory Bandwidth | 21.3 GB/s |
| PCI-Express | Gen 2 |
| Cache L3 | 6 MB (shared) |
| Chipsets | AMD 700 Series, AMD 800 Series, AMD 900 Series, nForce 630a, nForce 700a, nForce 900a |
| Benchmark rank | 2090 |
| Benchmark samples | 152 |
| Benchmark price | 58.02 |
| Benchmark socket | AM2+/AM3 |
| Benchmark date | 2010-11-01 |
| Benchmark TDP (W) | 95 |
| Benchmark base (MHz) | 2900 |
| Benchmark turbo (MHz) | 3200 |
| Benchmark cores | 4 |
| Benchmark threads per core | 1 |
| Benchmark threads | 4 |