NVIDIA GeForce RTX 4080 vs NVIDIA GeForce GTX 950
GPU Specs Compare
Graphics Card
Release Date
Sep 2022
Aug 2015
Generation
GeForce 40
GeForce 900
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
2205 MHz
1024 MHz
Boost Clock
2505 MHz
1188 MHz
Memory Clock
1400 MHz
1653 MHz
Memory
Memory Size
16GB
2GB
Memory Type
GDDR6X
GDDR5
Memory Bus
256bit
128bit
Bandwidth
716.8GB/s
105.8GB/s
Render Config
SM Count
76
-
Shading Units
9728
768
TMUs
304
48
ROPs
112
32
Tensor Cores
304
-
RT Cores
76
-
L1 Cache
128 KB (per SM)
48 KB (per SMM)
L2 Cache
64 MB
1024 KB
Theoretical Performance
Pixel Rate
280.6 GPixel/s
38.02 GPixel/s
Texture Rate
761.5 GTexel/s
57.02 GTexel/s
FP16 (half)
48.74 TFLOPS
-
FP32 (float)
48.74 TFLOPS
1.825 TFLOPS
FP64 (double)
761.5 GFLOPS
57.02 GFLOPS
Graphics Processor
GPU Name
AD103
GM206
GPU Variant
AD103-300-A1
GM206-250-A1
Architecture
Ada Lovelace
Maxwell 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
45.9 billion
2.94 billion
Die Size
379 mm²
228 mm²
Board Design
TDP
320W
90W
Suggested PSU
700 W
250 W
Outputs
1x HDMI 2.13x DisplayPort 1.4a
1x DVI1x HDMI 2.03x DisplayPort 1.4a
Power Connectors
1x 16-pin
1x 6-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.3
CUDA
8.9
5.2
Shader Model
6.7
6.4
📊 Benchmark
3DMark Time Spy
28,173
1,903
3DMark Time Spy Extreme
14,002
396