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GPU Comparison
NVIDIA GeForce GTX 780 Rev. 2 vs NVIDIA GeForce GTX 490
NVIDIA GeForce GTX 780 Rev. 2 vs NVIDIA GeForce GTX 490
VS
NVIDIA GeForce GTX 780 Rev. 2
NVIDIA GeForce GTX 490
We compared two Desktop platform GPUs: 3GB VRAM GeForce GTX 780 Rev. 2 and 1536MB VRAM GeForce GTX 490 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 780 Rev. 2 's Advantages
Boost Clock902MHz
More VRAM (3GB vs 1GB)
Larger VRAM bandwidth (288.4GB/s vs 164.0GB/s)
1824 additional rendering cores
Lower TDP (250W vs 365W)
Score
Benchmark
FP32 (float)
GeForce GTX 780 Rev. 2
+256%
4.156 TFLOPS
GeForce GTX 490
1.166 TFLOPS
GeForce GTX 780 Rev. 2
VS
GeForce GTX 490
Graphics Card
Sep 2013
Release Date
Unknown
GeForce 700
Generation
GeForce 400
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
863 MHz
Base Clock
-
902 MHz
Boost Clock
-
1502 MHz
Memory Clock
854 MHz
Memory
3GB
Memory Size
1536MB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
384bit
288.4GB/s
Bandwidth
164.0GB/s
Render Config
-
SM Count
15
-
Compute Units
-
2304
Shading Units
480
192
TMUs
60
48
ROPs
48
-
Tensor Cores
-
-
RT Cores
-
16 KB (per SMX)
L1 Cache
64 KB (per SM)
1536 KB
L2 Cache
768 KB
Theoretical Performance
43.30 GPixel/s
Pixel Rate
18.24 GPixel/s
173.2 GTexel/s
Texture Rate
36.48 GTexel/s
-
FP16 (half)
-
4.156 TFLOPS
FP32 (float)
1166 GFLOPS
173.2 GFLOPS
FP64 (double)
145.8 GFLOPS
Graphics Processor
GK110B
GPU Name
GF100
GK110-300-B1
GPU Variant
GF100-375-A3
Kepler
Architecture
Fermi
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
7.08 billion
Transistors
3.1 billion
561 mm²
Die Size
529 mm²
Board Design
250W
TDP
365W
600 W
Suggested PSU
750 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
3x DVI 1x mini-DisplayPort
1x 6-pin + 1x 8-pin
Power Connectors
2x 8-pin
Graphics Features
12 (11_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
1.1
1.1
Vulkan
N/A
3.5
CUDA
2.0
5.1
Shader Model
5.1
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