AMD Radeon RX 6600 vs NVIDIA B200
GPU Specs Compare
Graphics Card
Release Date
Oct 2021
Jan 2024
Generation
Navi II
Server Blackwell
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 5.0 x16
Clock Speeds
Base Clock
1626 MHz
700 MHz
Boost Clock
2491 MHz
1965 MHz
Memory Clock
1750 MHz
2000 MHz
Memory
Memory Size
8GB
90GB
Memory Type
GDDR6
HBM3e
Memory Bus
128bit
4096bit
Bandwidth
224.0GB/s
4.10TB/s
Render Config
Compute Units
28
-
Shading Units
1792
18944
TMUs
112
592
ROPs
64
24
RT Cores
28
-
L1 Cache
128 KB per Array
256 KB (per SM)
L2 Cache
2 MB
50 MB
L3 Cache
32 MB
-
SM Count
-
148
Tensor Cores
-
592
Theoretical Performance
Pixel Rate
159.4 GPixel/s
47.16 GPixel/s
Texture Rate
279.0 GTexel/s
1163.3 GTexel/s
FP16 (half)
17.86 TFLOPS
1191.2 TFLOPS
FP32 (float)
8.928 TFLOPS
74.45 TFLOPS
FP64 (double)
558.0 GFLOPS
37.22 TFLOPS
Graphics Processor
GPU Name
Navi 23
GB100
GPU Variant
Navi 23 XL(215-130000016)
-
Architecture
RDNA 2.0
Blackwell
Foundry
TSMC
TSMC
Process Size
7 nm
5 nm
Transistors
11.06 billion
104 billion
Die Size
237 mm²
Unknown
Board Design
TDP
132W
1000W
Suggested PSU
300 W
1400 W
Outputs
1x HDMI 2.13x DisplayPort 1.4a
No outputs
Power Connectors
1x 8-pin
-
Graphics Features
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
N/A
OpenCL
2.1
3.0
Vulkan
1.3
N/A
Shader Model
6.5
N/A
CUDA
-
10.0