NVIDIA GeForce GTX 660 Ti vs Intel Arc Pro A40
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Ti and 6GB VRAM Arc Pro A40 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 660 Ti 's Advantages
320 additional rendering cores
Intel Arc Pro A40 's Advantages
Released 10 years late
Boost Clock has increased by 73% (1700MHz vs 980MHz)
More VRAM (6GB vs 2GB)
Larger VRAM bandwidth (192.0GB/s vs 144.2GB/s)
Lower TDP (50W vs 150W)
Score
Benchmark
FP32 (float)
GeForce GTX 660 Ti
2.634 TFLOPS
Arc Pro A40
+32%
3.482 TFLOPS
3DMark Time Spy
GeForce GTX 660 Ti
1616
Arc Pro A40
+105%
3328
OctaneBench
GeForce GTX 660 Ti
21
Arc Pro A40
+1857%
411
Graphics Card
Aug 2012
Release Date
Aug 2022
GeForce 600
Generation
Alchemist
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x8
Clock Speeds
915 MHz
Base Clock
1500 MHz
980 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
-
-
-
-
-
-
1344
Shading Units
1024
112
TMUs
64
24
ROPs
32
-
-
-
-
RT Cores
8
16 KB (per SMX)
L1 Cache
-
384 KB
L2 Cache
4 MB
-
-
-
Theoretical Performance
27.44 GPixel/s
Pixel Rate
54.40 GPixel/s
109.8 GTexel/s
Texture Rate
108.8 GTexel/s
-
FP16 (half)
6.963 TFLOPS
2.634 TFLOPS
FP32 (float)
3.482 TFLOPS
109.8 GFLOPS
FP64 (double)
870.4 GFLOPS
Board Design
150W
TDP
50W
450 W
Suggested PSU
250 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
4x mini-DisplayPort 2.0
2x 6-pin
Power Connectors
None
Graphics Processor
GK104
GPU Name
DG2-128
GK104-300-KD-A2
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
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
