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GPU Comparison
NVIDIA GeForce GTX 490 vs AMD Radeon HD 7770 GHz Edition
NVIDIA GeForce GTX 490 vs AMD Radeon HD 7770 GHz Edition
VS
NVIDIA GeForce GTX 490
AMD Radeon HD 7770 GHz Edition
We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 490 and 1024MB VRAM Radeon HD 7770 GHz Edition 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 72.00GB/s)
AMD Radeon HD 7770 GHz Edition 's Advantages
160 additional rendering cores
Lower TDP (80W vs 365W)
Score
Benchmark
FP32 (float)
GeForce GTX 490
1.166 TFLOPS
Radeon HD 7770 GHz Edition
+9%
1.28 TFLOPS
GeForce GTX 490
VS
Radeon HD 7770 GHz Edition
Graphics Card
Unknown
Release Date
Feb 2012
GeForce 400
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
854 MHz
Memory Clock
1125 MHz
Memory
1536MB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
128bit
164.0GB/s
Bandwidth
72.00GB/s
Render Config
15
SM Count
-
-
Compute Units
10
480
Shading Units
640
60
TMUs
40
48
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
64 KB (per SM)
L1 Cache
16 KB (per CU)
768 KB
L2 Cache
256 KB
Theoretical Performance
18.24 GPixel/s
Pixel Rate
16.00 GPixel/s
36.48 GTexel/s
Texture Rate
40.00 GTexel/s
-
FP16 (half)
-
1166 GFLOPS
FP32 (float)
1280 GFLOPS
145.8 GFLOPS
FP64 (double)
80.00 GFLOPS
Graphics Processor
GF100
GPU Name
Cape Verde
GF100-375-A3
GPU Variant
Cape Verde XT
Fermi
Architecture
GCN 1.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
3.1 billion
Transistors
1.5 billion
529 mm²
Die Size
123 mm²
Board Design
365W
TDP
80W
750 W
Suggested PSU
250 W
3x DVI 1x mini-DisplayPort
Outputs
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
2x 8-pin
Power Connectors
1x 6-pin
Graphics Features
12 (11_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
1.1
OpenCL
1.2
N/A
Vulkan
1.2
2.0
CUDA
-
5.1
Shader Model
5.1
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