NVIDIA GeForce GTX 660 OEM vs Intel Arc A770
We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 660 OEM and 16GB VRAM Arc A770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 660 OEM 's Advantages
Lower TDP (130W vs 225W)
Intel Arc A770 's Advantages
Released 10 years and 2 months late
Boost Clock has increased by 170% (2400MHz vs 888MHz)
More VRAM (16GB vs 1536GB)
Larger VRAM bandwidth (512.0GB/s vs 134.4GB/s)
2944 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GTX 660 OEM
2.046 TFLOPS
Arc A770
+860%
19.66 TFLOPS
3DMark Time Spy
GeForce GTX 660 OEM
1194
Arc A770
+1035%
13560
3DMark Time Spy Extreme
GeForce GTX 660 OEM
260
Arc A770
+2409%
6525
Graphics Card
Aug 2012
Release Date
Oct 2022
GeForce 600
Generation
Alchemist(Arc 7)
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
823 MHz
Base Clock
2100 MHz
888 MHz
Boost Clock
2400 MHz
1400 MHz
Memory Clock
2000 MHz
Memory
1536MB
Memory Size
16GB
GDDR5
Memory Type
GDDR6
192bit
Memory Bus
256bit
134.4GB/s
Bandwidth
512.0GB/s
Render Config
-
-
-
-
-
-
1152
Shading Units
4096
96
TMUs
256
24
ROPs
128
-
Tensor Cores
512
-
RT Cores
32
16 KB (per SMX)
L1 Cache
-
384 KB
L2 Cache
16 MB
-
-
-
Theoretical Performance
21.31 GPixel/s
Pixel Rate
307.2 GPixel/s
85.25 GTexel/s
Texture Rate
614.4 GTexel/s
-
FP16 (half)
39.32 TFLOPS
2.046 TFLOPS
FP32 (float)
19.66 TFLOPS
85.25 GFLOPS
FP64 (double)
2.458 TFLOPS
Board Design
130W
TDP
225W
300 W
Suggested PSU
550 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
1x HDMI 2.13x DisplayPort 2.0
1x 6-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
GK104
GPU Name
DG2-512
GK104-200-KD-A2
GPU Variant
ACM-G10
Kepler
Architecture
Generation 12.7
TSMC
Foundry
TSMC
28 nm
Process Size
6 nm
3.54 billion
Transistors
21.7 billion
294 mm²
Die Size
406 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
