NVIDIA GeForce RTX 5080 vs NVIDIA GeForce GTX 950 Low Power
GPU · Specs Compare
Graphics Card
Release Date
Jan 2025
Mar 2016
Generation
GeForce 50
GeForce 900
Type
Desktop
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
2295 MHz
1026 MHz
Boost Clock
2617 MHz
1190 MHz
Memory Clock
1875 MHz
1653 MHz
Memory
Memory Size
16GB
2GB
Memory Type
GDDR7
GDDR5
Memory Bus
256bit
128bit
Bandwidth
960.0GB/s
105.8GB/s
Render Config
SM Count
84
—
Shading Units
10752
768
TMUs
336
48
ROPs
112
32
Tensor Cores
336
—
RT Cores
84
—
L1 Cache
128 KB (per SM)
48 KB (per SMM)
L2 Cache
64 MB
1024 KB
Theoretical Performance
Pixel Rate
293.1 GPixel/s
38.08 GPixel/s
Texture Rate
879.3 GTexel/s
57.12 GTexel/s
FP16 (half)
56.28 TFLOPS
—
FP32 (float)
56.28 TFLOPS
1.828 TFLOPS
FP64 (double)
879.3 GFLOPS
57.12 GFLOPS
Graphics Processor
GPU Name
GB203
GM206
GPU Variant
GB203-400-A1
GM206-251-A1
Architecture
Blackwell 2.0
Maxwell 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
45.6 billion
2.94 billion
Die Size
378 mm²
228 mm²
Board Design
TDP
360W
75W
Suggested PSU
750 W
250 W
Outputs
1x HDMI 2.1b3x DisplayPort 2.1b
1x DVI1x HDMI 2.03x DisplayPort 1.4a
Power Connectors
1x 16-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.4
1.3
CUDA
12.0
5.2
Shader Model
6.8
6.4
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.