AMD Radeon RX 7700 XT vs AMD Radeon RX 6400
GPU · Specs Compare
Graphics Card
Release Date
Aug 2023
Jan 2022
Generation
Navi III
Navi II
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x4
Clock Speeds
Base Clock
1435 MHz
1923 MHz
Boost Clock
2544 MHz
2321 MHz
Memory Clock
2250 MHz
2000 MHz
Memory
Memory Size
12GB
4GB
Memory Type
GDDR6
GDDR6
Memory Bus
192bit
64bit
Bandwidth
432.0GB/s
128.0GB/s
Render Config
Compute Units
54
12
Shading Units
3456
768
TMUs
216
48
ROPs
96
32
RT Cores
54
12
L1 Cache
128 KB per Array
128 KB per Array
L2 Cache
2 MB
1024 KB
L3 Cache
48 MB
16 MB
Theoretical Performance
Pixel Rate
244.2 GPixel/s
74.27 GPixel/s
Texture Rate
549.5 GTexel/s
111.4 GTexel/s
FP16 (half)
70.34 TFLOPS
7.130 TFLOPS
FP32 (float)
35.17 TFLOPS
3.565 TFLOPS
FP64 (double)
1099.0 GFLOPS
222.8 GFLOPS
Graphics Processor
GPU Name
Navi 32
Navi 24
GPU Variant
Navi 32 XL(215-180000076)
Navi 24 XL(215-135000046)
Architecture
RDNA 3.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
6 nm
Transistors
28.1 billion
5.4 billion
Die Size
346 mm²
107 mm²
Board Design
TDP
245W
53W
Suggested PSU
550 W
250 W
Outputs
1x HDMI 2.1a2x DisplayPort 2.11x USB Type-C
1x HDMI 2.11x DisplayPort 1.4a
Power Connectors
2x 8-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.2
2.2
Vulkan
1.3
1.3
Shader Model
6.8
6.7
▲ Specs Compare
Data sourced from official specifications and benchmark tests.