AMD Radeon RX 7950 XTX vs AMD Radeon RX 6600 LE
GPU Specs Compare
Graphics Card
Release Date
Unknown
Dec 2023
Generation
Navi III
Navi II
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
2200 MHz
1626 MHz
Boost Clock
3300 MHz
2495 MHz
Memory Clock
2500 MHz
1750 MHz
Memory
Memory Size
24GB
8GB
Memory Type
GDDR6
GDDR6
Memory Bus
384bit
128bit
Bandwidth
960.0GB/s
224.0GB/s
Render Config
Compute Units
96
28
Shading Units
6144
1792
TMUs
384
112
ROPs
192
64
RT Cores
96
28
L1 Cache
256 KB per Array
128 KB per Array
L2 Cache
6 MB
2 MB
L3 Cache
96 MB
32 MB
Theoretical Performance
Pixel Rate
633.6 GPixel/s
159.7 GPixel/s
Texture Rate
1267 GTexel/s
279.4 GTexel/s
FP16 (half)
162.2 TFLOPS
17.88 TFLOPS
FP32 (float)
81.10 TFLOPS
8.942 TFLOPS
FP64 (double)
2.534 TFLOPS
558.9 GFLOPS
Graphics Processor
GPU Name
Navi 31
Navi 23
GPU Variant
Navi 31 XTX+
Navi 23 XL(215-130000016)
Architecture
RDNA 3.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
7 nm
Transistors
57.7 billion
11.06 billion
Die Size
529 mm²
237 mm²
Board Design
TDP
355W
132W
Suggested PSU
750 W
300 W
Outputs
1x HDMI 2.1a2x DisplayPort 2.11x USB Type-C
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
2x 8-pin
1x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.2
2.1
Vulkan
1.3
1.3
Shader Model
6.7
6.7