Home GPU Comparison NVIDIA GeForce GT 650M vs AMD Radeon HD 6630M

NVIDIA GeForce GT 650M vs AMD Radeon HD 6630M

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 650M and 1024MB VRAM Radeon HD 6630M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 650M 's Advantages
Released 1 years and 2 months late
Boost Clock950MHz
Larger VRAM bandwidth (28.80GB/s vs 25.60GB/s)
AMD Radeon HD 6630M 's Advantages
96 additional rendering cores
Lower TDP (26W vs 45W)

Score

Benchmark

FP32 (float)
GeForce GT 650M +52%
0.73 TFLOPS
Radeon HD 6630M
0.48 TFLOPS
VS

Graphics Card

Mar 2012
Release Date
Jan 2011
GeForce 600M
Generation
Vancouver
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

835 MHz
Base Clock
-
950 MHz
Boost Clock
-
900 MHz
Memory Clock
800 MHz

Memory

1024MB
Memory Size
1024MB
DDR3
Memory Type
DDR3
128bit
Memory Bus
128bit
28.80GB/s
Bandwidth
25.60GB/s

Render Config

-
Compute Units
6
-
-
-
384
Shading Units
480
32
TMUs
24
16
ROPs
8
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
8 KB (per CU)
256 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

7.600 GPixel/s
Pixel Rate
4.000 GPixel/s
30.40 GTexel/s
Texture Rate
12.00 GTexel/s
-
-
-
729.6 GFLOPS
FP32 (float)
480.0 GFLOPS
30.40 GFLOPS
FP64 (double)
-

Board Design

45W
TDP
26W
-
-
-
No outputs
Outputs
No outputs
-
-
-

Graphics Processor

GK107
GPU Name
Whistler
N13P-GT-A2
GPU Variant
Whistler LP
Kepler
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
1.27 billion
Transistors
0.716 billion
118 mm²
Die Size
104 mm²

Graphics Features

12 (11_0)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
3.0
OpenCL
1.2
1.1
Vulkan
N/A
3.0
CUDA
-
5.1
Shader Model
5.0

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