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GPU Comparison
NVIDIA GeForce GTX 490 vs NVIDIA GeForce GTX 260 Rev. 2
NVIDIA GeForce GTX 490 vs NVIDIA GeForce GTX 260 Rev. 2
VS
NVIDIA GeForce GTX 490
NVIDIA GeForce GTX 260 Rev. 2
We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 490 and 896MB VRAM GeForce GTX 260 Rev. 2 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 896GB)
Larger VRAM bandwidth (164.0GB/s vs 111.9GB/s)
288 additional rendering cores
NVIDIA GeForce GTX 260 Rev. 2 's Advantages
Lower TDP (182W vs 365W)
Score
Benchmark
FP32 (float)
GeForce GTX 490
+144%
1.166 TFLOPS
GeForce GTX 260 Rev. 2
0.477 TFLOPS
GeForce GTX 490
VS
GeForce GTX 260 Rev. 2
Graphics Card
Unknown
Release Date
Jul 2008
GeForce 400
Generation
GeForce 200
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
854 MHz
Memory Clock
999 MHz
Memory
1536MB
Memory Size
896MB
GDDR5
Memory Type
GDDR3
384bit
Memory Bus
448bit
164.0GB/s
Bandwidth
111.9GB/s
Render Config
15
SM Count
24
-
Compute Units
-
480
Shading Units
192
60
TMUs
64
48
ROPs
28
-
Tensor Cores
-
-
RT Cores
-
64 KB (per SM)
L1 Cache
-
768 KB
L2 Cache
224 KB
Theoretical Performance
18.24 GPixel/s
Pixel Rate
16.13 GPixel/s
36.48 GTexel/s
Texture Rate
36.86 GTexel/s
-
FP16 (half)
-
1166 GFLOPS
FP32 (float)
476.9 GFLOPS
145.8 GFLOPS
FP64 (double)
59.62 GFLOPS
Graphics Processor
GF100
GPU Name
GT200B
GF100-375-A3
GPU Variant
G200-103-B3
Fermi
Architecture
Tesla 2.0
TSMC
Foundry
TSMC
40 nm
Process Size
55 nm
3.1 billion
Transistors
1.4 billion
529 mm²
Die Size
470 mm²
Board Design
365W
TDP
182W
750 W
Suggested PSU
450 W
3x DVI 1x mini-DisplayPort
Outputs
2x DVI 1x S-Video
2x 8-pin
Power Connectors
2x 6-pin
Graphics Features
12 (11_0)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
1.1
OpenCL
1.1
N/A
Vulkan
N/A
2.0
CUDA
1.3
5.1
Shader Model
4.0
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