AMD Radeon Pro W6400 vs AMD Radeon HD 6990
GPU · Specs Compare
Graphics Card
Release Date
Jan 2022
Mar 2011
Generation
Radeon Pro
Northern Islands
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x4
PCIe 2.0 x16
Clock Speeds
Base Clock
2331 MHz
—
Boost Clock
2331 MHz
—
Memory Clock
1750 MHz
1250 MHz
Memory
Memory Size
4GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
64bit
256bit
Bandwidth
112.0GB/s
160.0GB/s
Render Config
Compute Units
12
24
Shading Units
768
1536
TMUs
48
96
ROPs
32
32
RT Cores
12
—
L1 Cache
128 KB per Array
8 KB (per CU)
L2 Cache
1024 KB
512 KB
L3 Cache
8 MB
—
Theoretical Performance
Pixel Rate
74.59 GPixel/s
26.56 GPixel/s
Texture Rate
111.9 GTexel/s
79.68 GTexel/s
FP16 (half)
7.161 TFLOPS
—
FP32 (float)
3.580 TFLOPS
2.550 TFLOPS
FP64 (double)
223.8 GFLOPS
637.4 GFLOPS
Graphics Processor
GPU Name
Navi 24
Antilles
GPU Variant
Navi 24 XL-W
Antilles XT(215-0807027)
Architecture
RDNA 2.0
TeraScale 3
Foundry
TSMC
TSMC
Process Size
6 nm
40 nm
Transistors
5.4 billion
2.64 billion
Die Size
107 mm²
389 mm²
Board Design
TDP
50W
375W
Suggested PSU
250 W
750 W
Outputs
2x DisplayPort 1.4a
1x DVI4x mini-DisplayPort 1.2
Power Connectors
None
2x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
2.2
1.2
Vulkan
1.3
N/A
Shader Model
6.6
5.0
Benchmark
Blender
221
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.