AMD Radeon HD 6850 vs AMD Radeon Pro W6400
GPU · Specs Compare
Graphics Card
Release Date
Oct 2010
Jan 2022
Generation
Northern Islands
Radeon Pro
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 4.0 x4
Clock Speeds
Memory Clock
1000 MHz
1750 MHz
Base Clock
—
2331 MHz
Boost Clock
—
2331 MHz
Memory
Memory Size
1024MB
4GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
64bit
Bandwidth
128.0GB/s
112.0GB/s
Render Config
Compute Units
12
12
Shading Units
960
768
TMUs
48
48
ROPs
32
32
L1 Cache
8 KB (per CU)
128 KB per Array
L2 Cache
512 KB
1024 KB
RT Cores
—
12
L3 Cache
—
8 MB
Theoretical Performance
Pixel Rate
24.80 GPixel/s
74.59 GPixel/s
Texture Rate
37.20 GTexel/s
111.9 GTexel/s
FP32 (float)
1488 GFLOPS
3.580 TFLOPS
FP16 (half)
—
7.161 TFLOPS
FP64 (double)
—
223.8 GFLOPS
Graphics Processor
GPU Name
Barts
Navi 24
GPU Variant
Barts PRO(215-0798006)
Navi 24 XL-W
Architecture
TeraScale 2
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
40 nm
6 nm
Transistors
1.7 billion
5.4 billion
Die Size
255 mm²
107 mm²
Board Design
TDP
127W
50W
Suggested PSU
300 W
250 W
Outputs
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
2x DisplayPort 1.4a
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
2.2
Vulkan
N/A
1.3
Shader Model
5.0
6.6
Benchmark
Blender
—
221
▲ Specs Compare
Data sourced from official specifications and benchmark tests.