Product Compare

AMD Radeon HD 6850 X2 vs AMD Ryzen Z2 Extreme GPU

GPU GPU
Graphics Card
Release Date Sep 2011 Jul 2025
Generation Northern Islands Console GPU
Type Desktop Game console
Bus Interface PCIe 2.0 x16
Clock Speeds
Memory Clock 1050 MHz 1000 MHz
Base Clock 800 MHz
Boost Clock 2700 MHz
Memory
Memory Size 2GB 16GB
Memory Type GDDR5 LPDDR5X
Memory Bus 256bit 128bit
Bandwidth 134.4GB/s 128.0GB/s
Render Config
Compute Units 12 16
Shading Units 960 1024
TMUs 48 64
ROPs 32 48
L1 Cache 8 KB (per CU) 128 KB per Array
L2 Cache 512 KB 8 MB
RT Cores 16
L3 Cache 16 MB
Theoretical Performance
Pixel Rate 25.60 GPixel/s 129.6 GPixel/s
Texture Rate 38.40 GTexel/s 172.8 GTexel/s
FP32 (float) 1.536 TFLOPS 5.530 TFLOPS
FP16 (half) 11.06 TFLOPS
FP64 (double) 345.6 GFLOPS
Graphics Processor
GPU Name Barts Strix Point
GPU Variant Barts PRO(215-0798006) 100-000001684
Architecture TeraScale 2 RDNA 3.5
Foundry TSMC TSMC
Process Size 40 nm 4 nm
Transistors 1.7 billion 34 billion
Die Size 255 mm² 233 mm²
Board Design
TDP 254W 28W
Suggested PSU 600 W
Outputs 2x DVI1x HDMI 1.3a1x DisplayPort 1.1 1x USB Type-C
Power Connectors 2x 8-pin None
Graphics Features
DirectX 11.2 (11_0) 12 Ultimate (12_2)
OpenGL 4.4 4.6
OpenCL 1.2 2.1
Vulkan N/A 1.4
Shader Model 5.0 6.8