Intel Arc B580 vs NVIDIA GeForce GTX 660 Rev. 2
GPU Specs Compare
Graphics Card
Release Date
Dec 2024
Sep 2014
Generation
Battlemage
GeForce 600
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Clock Speeds
Base Clock
2670 MHz
980 MHz
Boost Clock
2670 MHz
1032 MHz
Memory Clock
2375 MHz
1502 MHz
Memory
Memory Size
12GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
192bit
192bit
Bandwidth
456.0GB/s
144.2GB/s
Render Config
Shading Units
2560
960
TMUs
160
80
ROPs
80
24
Tensor Cores
160
-
RT Cores
20
-
L1 Cache
256 KB (per EU)
16 KB (per SMX)
L2 Cache
18 MB
384 KB
Theoretical Performance
Pixel Rate
213.6 GPixel/s
20.64 GPixel/s
Texture Rate
427.2 GTexel/s
82.56 GTexel/s
FP16 (half)
27.34 TFLOPS
-
FP32 (float)
13.67 TFLOPS
1.981 TFLOPS
FP64 (double)
1.709 TFLOPS
82.56 GFLOPS
Graphics Processor
GPU Name
BMG-G21
GK104
GPU Variant
SRPMF
-
Architecture
Xe2
Kepler
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
19.6 billion
3.54 billion
Die Size
272 mm²
294 mm²
Board Design
TDP
190W
140W
Suggested PSU
450 W
300 W
Outputs
1x HDMI 2.1a3x DisplayPort 2.1
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
1x 8-pin
1x 6-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.4
1.1
Shader Model
6.6
5.1
CUDA
-
3.0
📊 Benchmark
Blender
1,935
-