AMD Radeon HD 8970M vs NVIDIA GeForce RTX 5080
GPU · Specs Compare
Graphics Card
Release Date
May 2013
Jan 2025
Generation
Solar System
GeForce 50
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
850 MHz
2295 MHz
Boost Clock
900 MHz
2617 MHz
Memory Clock
1200 MHz
1875 MHz
Memory
Memory Size
4GB
16GB
Memory Type
GDDR5
GDDR7
Memory Bus
256bit
256bit
Bandwidth
153.6GB/s
960.0GB/s
Render Config
Compute Units
20
—
Shading Units
1280
10752
TMUs
80
336
ROPs
32
112
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
512 KB
64 MB
SM Count
—
84
Tensor Cores
—
336
RT Cores
—
84
Theoretical Performance
Pixel Rate
28.80 GPixel/s
293.1 GPixel/s
Texture Rate
72.00 GTexel/s
879.3 GTexel/s
FP32 (float)
2.304 TFLOPS
56.28 TFLOPS
FP64 (double)
144.0 GFLOPS
879.3 GFLOPS
FP16 (half)
—
56.28 TFLOPS
Graphics Processor
GPU Name
Neptune
GB203
GPU Variant
Neptune XT(216-0847000)
GB203-400-A1
Architecture
GCN 1.0
Blackwell 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
5 nm
Transistors
2.8 billion
45.6 billion
Die Size
212 mm²
378 mm²
Board Design
TDP
100W
360W
Outputs
No outputs
1x HDMI 2.1b3x DisplayPort 2.1b
Suggested PSU
—
750 W
Power Connectors
—
1x 16-pin
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
1.2
3.0
Vulkan
1.2
1.4
Shader Model
5.1
6.8
CUDA
—
12.0
Benchmark
3DMark Time Spy
—
33,116
3DMark Time Spy Extreme
—
16,627
3DMark Speed Way
—
9,296
▲ Specs Compare
Data sourced from official specifications and benchmark tests.