Product Compare

NVIDIA GeForce RTX 5090 D V2 vs AMD Radeon HD 7990

GPU GPU
Graphics Card
Release Date Aug 2025 Apr 2013
Generation GeForce 50 Southern Islands
Type Desktop Desktop
Bus Interface PCIe 5.0 x16 PCIe 3.0 x16
Clock Speeds
Base Clock 2017 MHz 950 MHz
Boost Clock 2407 MHz 1000 MHz
Memory Clock 1750 MHz 1500 MHz
Memory
Memory Size 24GB 3GB
Memory Type GDDR7 GDDR5
Memory Bus 384bit 384bit
Bandwidth 1.34TB/s 288.0GB/s
Render Config
SM Count 170
Shading Units 21760 2048
TMUs 680 128
ROPs 176 32
Tensor Cores 680
RT Cores 170
L1 Cache 128 KB (per SM) 16 KB (per CU)
L2 Cache 96 MB 768 KB
Compute Units 32
Theoretical Performance
Pixel Rate 423.6 GPixel/s 32.00 GPixel/s
Texture Rate 1636.8 GTexel/s 128.0 GTexel/s
FP16 (half) 104.8 TFLOPS
FP32 (float) 104.8 TFLOPS 4.096 TFLOPS
FP64 (double) 1.637 TFLOPS 1024 GFLOPS
Graphics Processor
GPU Name GB202 Malta
GPU Variant GB202-240-K1-A1 Malta XT(215-0849026)
Architecture Blackwell 2.0 GCN 1.0
Foundry TSMC TSMC
Process Size 5 nm 28 nm
Transistors 92.2 billion 4.313 billion
Die Size 750 mm² 365 mm²
Board Design
TDP 575W 375W
Suggested PSU 950 W 750 W
Outputs 1x HDMI 2.1b3x DisplayPort 2.1b 1x DVI4x mini-DisplayPort 1.2
Power Connectors 1x 16-pin 2x 8-pin
Graphics Features
DirectX 12 Ultimate (12_2) 12 (11_1)
OpenGL 4.6 4.6
OpenCL 3.0 1.2
Vulkan 1.4 1.2
CUDA 12.0
Shader Model 6.8 5.1