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GPU Comparison
AMD Radeon HD 6490M vs NVIDIA GeForce GT 755M
AMD Radeon HD 6490M vs NVIDIA GeForce GT 755M
VS
AMD Radeon HD 6490M
NVIDIA GeForce GT 755M
We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6490M and 2GB VRAM GeForce GT 755M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 755M 's Advantages
Released 2 years and 5 months late
Larger VRAM bandwidth (86.40GB/s vs 25.60GB/s)
224 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 6490M
0.256 TFLOPS
GeForce GT 755M
+194%
0.753 TFLOPS
Radeon HD 6490M
VS
GeForce GT 755M
Graphics Card
Jan 2011
Release Date
Jun 2013
Vancouver
Generation
GeForce 700M
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
800 MHz
Memory Clock
1350 MHz
Memory
512MB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
64bit
Memory Bus
128bit
25.60GB/s
Bandwidth
86.40GB/s
Render Config
-
SM Count
-
2
Compute Units
-
160
Shading Units
384
8
TMUs
32
4
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
16 KB (per SMX)
128 KB
L2 Cache
256 KB
Theoretical Performance
3.200 GPixel/s
Pixel Rate
7.840 GPixel/s
6.400 GTexel/s
Texture Rate
31.36 GTexel/s
-
FP16 (half)
-
256.0 GFLOPS
FP32 (float)
752.6 GFLOPS
-
FP64 (double)
31.36 GFLOPS
Graphics Processor
Seymour
GPU Name
GK107
Seymour XTX S3 (216-0809024)
GPU Variant
GT 755M
TeraScale 2
Architecture
Kepler
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
0.37 billion
Transistors
1.27 billion
67 mm²
Die Size
118 mm²
Board Design
Unknown
TDP
50W
-
Suggested PSU
-
Portable Device Dependent
Outputs
No outputs
-
Power Connectors
-
Graphics Features
11.2 (11_0)
DirectX
12 (11_0)
4.4
OpenGL
4.6
1.2
OpenCL
3.0
N/A
Vulkan
1.1
-
CUDA
3.0
5.0
Shader Model
5.1
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