AMD Radeon RX 6800 vs NVIDIA RTX PRO 2000 Blackwell
GPU Specs Compare
Graphics Card
Release Date
Oct 2020
Aug 2025
Generation
Navi II
Blackwell PRO W
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x8
Clock Speeds
Base Clock
1700 MHz
982 MHz
Boost Clock
2105 MHz
1957 MHz
Memory Clock
2000 MHz
1125 MHz
Memory
Memory Size
16GB
16GB
Memory Type
GDDR6
GDDR7
Memory Bus
256bit
128bit
Bandwidth
512.0GB/s
288.0GB/s
Render Config
Compute Units
60
-
Shading Units
3840
4352
TMUs
240
136
ROPs
96
64
RT Cores
60
34
L1 Cache
128 KB per Array
128 KB (per SM)
L2 Cache
4 MB
32 MB
L3 Cache
128 MB
-
SM Count
-
34
Tensor Cores
-
136
Theoretical Performance
Pixel Rate
202.1 GPixel/s
125.2 GPixel/s
Texture Rate
505.2 GTexel/s
266.2 GTexel/s
FP16 (half)
32.33 TFLOPS
17.03 TFLOPS
FP32 (float)
16.17 TFLOPS
17.03 TFLOPS
FP64 (double)
1010 GFLOPS
266.2 GFLOPS
Graphics Processor
GPU Name
Navi 21
GB206
GPU Variant
Navi 21 XL(215-121000187)
-
Architecture
RDNA 2.0
Blackwell 2.0
Foundry
TSMC
TSMC
Process Size
7 nm
5 nm
Transistors
26.8 billion
21.9 billion
Die Size
520 mm²
181 mm²
Board Design
TDP
250W
70W
Suggested PSU
600 W
250 W
Outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
4x mini-DisplayPort 2.1b
Power Connectors
2x 8-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.3
1.4
Shader Model
6.5
6.8
CUDA
-
12.0
📊 Benchmark
3DMark Time Spy
16,182
-
3DMark Time Spy Extreme
7,771
-
3DMark Speed Way
3,062
-