AMD Radeon HD 6850 vs AMD Ryzen Z2 Extreme GPU
GPU Specs Compare
Graphics Card
Release Date
Oct 2010
Jul 2025
Generation
Northern Islands
Console GPU
Type
Desktop
Game console
Bus Interface
PCIe 2.0 x16
-
Clock Speeds
Memory Clock
1000 MHz
1000 MHz
Base Clock
-
800 MHz
Boost Clock
-
2700 MHz
Memory
Memory Size
1024MB
16GB
Memory Type
GDDR5
LPDDR5X
Memory Bus
256bit
128bit
Bandwidth
128.0GB/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
24.80 GPixel/s
129.6 GPixel/s
Texture Rate
37.20 GTexel/s
172.8 GTexel/s
FP32 (float)
1488 GFLOPS
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
127W
28W
Suggested PSU
300 W
-
Outputs
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
1x USB Type-C
Power Connectors
1x 6-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