Home GPU Comparison NVIDIA GeForce GTX 660 Rev. 2 vs Intel Arc Pro A40

NVIDIA GeForce GTX 660 Rev. 2 vs Intel Arc Pro A40

NVIDIA GeForce GTX 660 Rev. 2
VS
Intel Arc Pro A40
NVIDIA GeForce GTX 660 Rev. 2 Intel Arc Pro A40
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Rev. 2 and 6GB VRAM Arc Pro A40 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Arc Pro A40 's Advantages
Released 7 years and 11 months late
Boost Clock has increased by 65% (1700MHz vs 1032MHz)
More VRAM (6GB vs 2GB)
Larger VRAM bandwidth (192.0GB/s vs 144.2GB/s)
64 additional rendering cores
Lower TDP (50W vs 140W)

Score

Benchmark

FP32 (float)
GeForce GTX 660 Rev. 2
1.981 TFLOPS
Arc Pro A40 +75%
3.482 TFLOPS
GeForce GTX 660 Rev. 2
VS
Arc Pro A40

Graphics Card

Sep 2014
Release Date
Aug 2022
GeForce 600
Generation
Alchemist
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x8

Clock Speeds

980 MHz
Base Clock
1500 MHz
1032 MHz
Boost Clock
1700 MHz
1502 MHz
Memory Clock
2000 MHz

Memory

2GB
Memory Size
6GB
GDDR5
Memory Type
GDDR6
192bit
Memory Bus
96bit
144.2GB/s
Bandwidth
192.0GB/s

Render Config

-
SM Count
-
-
Compute Units
-
960
Shading Units
1024
80
TMUs
64
24
ROPs
32
-
Tensor Cores
-
-
RT Cores
8
16 KB (per SMX)
L1 Cache
-
384 KB
L2 Cache
4 MB

Theoretical Performance

20.64 GPixel/s
Pixel Rate
54.40 GPixel/s
82.56 GTexel/s
Texture Rate
108.8 GTexel/s
-
FP16 (half)
6.963 TFLOPS
1.981 TFLOPS
FP32 (float)
3.482 TFLOPS
82.56 GFLOPS
FP64 (double)
870.4 GFLOPS

Graphics Processor

GK104
GPU Name
DG2-128
-
GPU Variant
ACM-G11
Kepler
Architecture
Generation 12.7
TSMC
Foundry
TSMC
28 nm
Process Size
6 nm
3.54 billion
Transistors
7.2 billion
294 mm²
Die Size
157 mm²

Board Design

140W
TDP
50W
300 W
Suggested PSU
250 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
4x mini-DisplayPort 2.0
1x 6-pin
Power Connectors
None

Graphics Features

12 (11_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.3
3.0
CUDA
-
5.1
Shader Model
6.6

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