NVIDIA GeForce GTX 490 vs NVIDIA GeForce GTX 470 X2
We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 490 and 1024MB VRAM GeForce GTX 470 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 490 's Advantages
More VRAM (1536GB vs 1024GB)
Larger VRAM bandwidth (164.0GB/s vs 107.1GB/s)
128 additional rendering cores
NVIDIA GeForce GTX 470 X2 's Advantages
Lower TDP (215W vs 365W)
Score
Benchmark
FP32 (float)
GeForce GTX 490
+36%
1.166 TFLOPS
GeForce GTX 470 X2
0.855 TFLOPS
Graphics Card
Unknown
Release Date
Unknown
GeForce 400
Generation
GeForce 400
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
854 MHz
Memory Clock
837 MHz
Memory
1536MB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
256bit
164.0GB/s
Bandwidth
107.1GB/s
Render Config
-
-
-
15
SM Count
11
480
Shading Units
352
60
TMUs
44
48
ROPs
32
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
64 KB (per SM)
768 KB
L2 Cache
512 KB
-
-
-
Theoretical Performance
18.24 GPixel/s
Pixel Rate
13.38 GPixel/s
36.48 GTexel/s
Texture Rate
26.75 GTexel/s
-
-
-
1166 GFLOPS
FP32 (float)
855.4 GFLOPS
145.8 GFLOPS
FP64 (double)
-
Board Design
365W
TDP
215W
750 W
Suggested PSU
550 W
3x DVI
1x mini-DisplayPort
Outputs
3x DVI
2x 8-pin
Power Connectors
2x 8-pin
Graphics Processor
GF100
GPU Name
GF100
GF100-375-A3
GPU Variant
GF100-030-A3
Fermi
Architecture
Fermi
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
3.1 billion
Transistors
3.1 billion
529 mm²
Die Size
529 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
1.1
OpenCL
1.1
N/A
Vulkan
N/A
2.0
CUDA
2.0
5.1
Shader Model
5.1
