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GPU Comparison
NVIDIA GeForce GTX 680M vs AMD Radeon HD 7770M
NVIDIA GeForce GTX 680M vs AMD Radeon HD 7770M
VS
NVIDIA GeForce GTX 680M
AMD Radeon HD 7770M
We compared two Mobile platform GPUs: 4GB VRAM GeForce GTX 680M and 1024MB VRAM Radeon HD 7770M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 680M 's Advantages
Boost Clock758MHz
More VRAM (4GB vs 1GB)
Larger VRAM bandwidth (115.2GB/s vs 64.00GB/s)
832 additional rendering cores
AMD Radeon HD 7770M 's Advantages
Lower TDP (32W vs 100W)
Score
Benchmark
FP32 (float)
GeForce GTX 680M
+194%
2.038 TFLOPS
Radeon HD 7770M
0.691 TFLOPS
GeForce GTX 680M
VS
Radeon HD 7770M
Graphics Card
Jun 2012
Release Date
Apr 2012
GeForce 600M
Generation
London
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 2.0 x16
Clock Speeds
719 MHz
Base Clock
-
758 MHz
Boost Clock
-
900 MHz
Memory Clock
1000 MHz
Memory
4GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
115.2GB/s
Bandwidth
64.00GB/s
Render Config
-
SM Count
-
-
Compute Units
8
1344
Shading Units
512
112
TMUs
32
32
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
16 KB (per SMX)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
256 KB
Theoretical Performance
21.22 GPixel/s
Pixel Rate
10.80 GPixel/s
84.90 GTexel/s
Texture Rate
21.60 GTexel/s
-
FP16 (half)
-
2.038 TFLOPS
FP32 (float)
691.2 GFLOPS
84.90 GFLOPS
FP64 (double)
43.20 GFLOPS
Graphics Processor
GK104
GPU Name
Chelsea
N13E-GTX-A2
GPU Variant
Chelsea XT
Kepler
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
3.54 billion
Transistors
1.5 billion
294 mm²
Die Size
123 mm²
Board Design
100W
TDP
32W
-
Suggested PSU
-
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Features
12 (11_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
3.0
OpenCL
1.2
1.1
Vulkan
1.2
3.0
CUDA
-
5.1
Shader Model
5.1
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