GeForce GTX 490 vs Arc A780
We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 490 and 16GB VRAM Arc A780 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Arc A780 's Advantages
Boost Clock2200MHz
More VRAM (16GB vs 1536GB)
Larger VRAM bandwidth (559.6GB/s vs 164.0GB/s)
3616 additional rendering cores
Lower TDP (200W vs 365W)
Score
Benchmark
FP32 (float)
GeForce GTX 490
1166
Arc A780
+1445%
18020
Graphics Card
Unknown
Release Date
Unknown
GeForce 400
Generation
Alchemist(Arc 7)
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
-
Base Clock
2200 MHz
-
Boost Clock
2200 MHz
854 MHz
Memory Clock
1093 MHz
Memory
1536MB
Memory Size
16GB
GDDR5
Memory Type
GDDR6X
384bit
Memory Bus
256bit
164.0GB/s
Bandwidth
559.6GB/s
Render Config
15
SM Count
-
480
Shading Units
4096
60
TMUs
256
48
ROPs
128
-
Tensor Cores
512
-
RT Cores
32
64 KB (per SM)
L1 Cache
-
768 KB
L2 Cache
16 MB
Theoretical Performance
18.24 GPixel/s
Pixel Rate
281.6 GPixel/s
36.48 GTexel/s
Texture Rate
563.2 GTexel/s
-
FP16 (half)
36.04 TFLOPS
1166 GFLOPS
FP32 (float)
18.02 TFLOPS
145.8 GFLOPS
FP64 (double)
2.253 TFLOPS
Board Design
365W
TDP
200W
750 W
Suggested PSU
550 W
3x DVI
1x mini-DisplayPort
Outputs
1x HDMI 2.13x DisplayPort 2.0
2x 8-pin
Power Connectors
2x 8-pin
Graphics Processor
GF100
GPU Name
DG2-512
GF100-375-A3
GPU Variant
ACM-G10
Fermi
Architecture
Generation 12.7
TSMC
Foundry
TSMC
40 nm
Process Size
6 nm
3.1 billion
Transistors
21.7 billion
529 mm²
Die Size
406 mm²
Graphics Features
12 (11_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.3
2.0
CUDA
-
5.1
Shader Model
6.6
