NVIDIA GeForce GTX 950 vs Intel Arc B580
GPU · Specs Compare
Graphics Card
Release Date
Aug 2015
Dec 2024
Generation
GeForce 900
Battlemage
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
1024 MHz
2670 MHz
Boost Clock
1188 MHz
2670 MHz
Memory Clock
1653 MHz
2375 MHz
Memory
Memory Size
2GB
12GB
Memory Type
GDDR5
GDDR6
Memory Bus
128bit
192bit
Bandwidth
105.8GB/s
456.0GB/s
Render Config
Shading Units
768
2560
TMUs
48
160
ROPs
32
80
L1 Cache
48 KB (per SMM)
256 KB (per EU)
L2 Cache
1024 KB
18 MB
Tensor Cores
—
160
RT Cores
—
20
Theoretical Performance
Pixel Rate
38.02 GPixel/s
213.6 GPixel/s
Texture Rate
57.02 GTexel/s
427.2 GTexel/s
FP32 (float)
1.825 TFLOPS
13.67 TFLOPS
FP64 (double)
57.02 GFLOPS
1.709 TFLOPS
FP16 (half)
—
27.34 TFLOPS
Graphics Processor
GPU Name
GM206
BMG-G21
GPU Variant
GM206-250-A1
SRPMF
Architecture
Maxwell 2.0
Xe2
Foundry
TSMC
TSMC
Process Size
28 nm
5 nm
Transistors
2.94 billion
19.6 billion
Die Size
228 mm²
272 mm²
Board Design
TDP
90W
190W
Suggested PSU
250 W
450 W
Outputs
1x DVI1x HDMI 2.03x DisplayPort 1.4a
1x HDMI 2.1a3x DisplayPort 2.1
Power Connectors
1x 6-pin
1x 8-pin
Graphics Features
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.4
CUDA
5.2
—
Shader Model
6.4
6.6
Benchmark
3DMark Time Spy
1,903
—
3DMark Time Spy Extreme
396
—
Blender
—
1,935
▲ Specs Compare
Data sourced from official specifications and benchmark tests.