NVIDIA GeForce RTX 5070 vs AMD Radeon HD 8950M
GPU · Specs Compare
Graphics Card
Release Date
Mar 2025
May 2013
Generation
GeForce 50
Solar System
Type
Desktop
Mobile
Bus Interface
PCIe 5.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
2325 MHz
—
Boost Clock
2512 MHz
—
Memory Clock
1750 MHz
1375 MHz
Memory
Memory Size
12GB
2GB
Memory Type
GDDR7
GDDR5
Memory Bus
192bit
128bit
Bandwidth
672.0GB/s
88.00GB/s
Render Config
SM Count
48
—
Shading Units
6144
768
TMUs
192
48
ROPs
80
16
Tensor Cores
192
—
RT Cores
48
—
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
48 MB
256 KB
Compute Units
—
12
Theoretical Performance
Pixel Rate
201.0 GPixel/s
17.20 GPixel/s
Texture Rate
482.3 GTexel/s
51.60 GTexel/s
FP16 (half)
30.87 TFLOPS
—
FP32 (float)
30.87 TFLOPS
1.651 TFLOPS
FP64 (double)
482.3 GFLOPS
103.2 GFLOPS
Graphics Processor
GPU Name
GB205
Saturn
GPU Variant
GB205-300-A1
Saturn XT
Architecture
Blackwell 2.0
GCN 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
31.1 billion
2.08 billion
Die Size
263 mm²
160 mm²
Board Design
TDP
250W
100W
Suggested PSU
600 W
—
Outputs
1x HDMI 2.1b3x DisplayPort 2.1b
No outputs
Power Connectors
1x 16-pin
—
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.0
Vulkan
1.4
1.2
CUDA
12.0
—
Shader Model
6.8
6.3
Benchmark
3DMark Time Spy
22,544
—
3DMark Time Spy Extreme
10,789
—
3DMark Speed Way
5,896
—
Blender
6,218
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.