Product Compare

AMD Radeon RX 7700 XT vs AMD Radeon Instinct MI355X

GPU GPU
Graphics Card
Release Date Aug 2023 Jun 2025
Generation Navi III Radeon Instinct
Type Desktop Professional
Bus Interface PCIe 4.0 x16 PCIe 5.0 x16
Clock Speeds
Base Clock 1435 MHz 1000 MHz
Boost Clock 2544 MHz 2400 MHz
Memory Clock 2250 MHz 2000 MHz
Memory
Memory Size 12GB 288GB
Memory Type GDDR6 HBM3e
Memory Bus 192bit 8192bit
Bandwidth 432.0GB/s 8.19TB/s
Render Config
Compute Units 54 256
Shading Units 3456 16384
TMUs 216 1024
ROPs 96 0
RT Cores 54
L1 Cache 128 KB per Array 32 KB (per CU)
L2 Cache 2 MB 32 MB
L3 Cache 48 MB 256 MB
Tensor Cores 1216
Theoretical Performance
Pixel Rate 244.2 GPixel/s 0 MPixel/s
Texture Rate 549.5 GTexel/s 2457.6 GTexel/s
FP16 (half) 70.34 TFLOPS 78.64 TFLOPS
FP32 (float) 35.17 TFLOPS 78.64 TFLOPS
FP64 (double) 1099.0 GFLOPS 39.32 TFLOPS
Graphics Processor
GPU Name Navi 32 MI350 256CU
GPU Variant Navi 32 XL(215-180000076)
Architecture RDNA 3.0 CDNA 4.0
Foundry TSMC TSMC
Process Size 5 nm 3 nm
Transistors 28.1 billion 185 billion
Die Size 346 mm² Unknown
Board Design
TDP 245W 1400W
Suggested PSU 550 W 1800 W
Outputs 1x HDMI 2.1a2x DisplayPort 2.11x USB Type-C No outputs
Power Connectors 2x 8-pin None
Graphics Features
DirectX 12 Ultimate (12_2) N/A
OpenGL 4.6 N/A
OpenCL 2.2 3.0
Vulkan 1.3 N/A
Shader Model 6.8 N/A