GeForce GT 640M Mac Edition vs Radeon 625 Mobile
We compared two Mobile platform GPUs: 512MB VRAM GeForce GT 640M Mac Edition and 2GB VRAM Radeon 625 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GT 640M Mac Edition 's Advantages
Larger VRAM bandwidth (40.00GB/s vs 14.40GB/s)
Lower TDP (32W vs 50W)
Radeon 625 Mobile 's Advantages
Released 6 years and 3 months late
Boost Clock1024MHz
More VRAM (2GB vs 512GB)
Score
Benchmark
FP32 (float)
GeForce GT 640M Mac Edition
572
Radeon 625 Mobile
+37%
786
Graphics Card
Feb 2013
Release Date
May 2019
GeForce 600M
Generation
Mobility Radeon
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x8
Clock Speeds
-
Base Clock
730 MHz
-
Boost Clock
1024 MHz
1250 MHz
Memory Clock
900 MHz
Memory
512MB
Memory Size
2GB
GDDR5
Memory Type
DDR3
64bit
Memory Bus
64bit
40.00GB/s
Bandwidth
14.40GB/s
Render Config
-
Compute Units
6
384
Shading Units
384
32
TMUs
24
8
ROPs
8
16 KB (per SMX)
L1 Cache
16 KB (per CU)
128 KB
L2 Cache
128 KB
Theoretical Performance
5.960 GPixel/s
Pixel Rate
8.192 GPixel/s
23.84 GTexel/s
Texture Rate
24.58 GTexel/s
-
FP16 (half)
786.4 GFLOPS
572.2 GFLOPS
FP32 (float)
786.4 GFLOPS
23.84 GFLOPS
FP64 (double)
49.15 GFLOPS
Board Design
32W
TDP
50W
No outputs
Outputs
No outputs
-
Power Connectors
None
Graphics Processor
GK107
GPU Name
Polaris 24
N13P-GS
GPU Variant
Polaris 24 XT
(216-0867030)
Kepler
Architecture
GCN 3.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.27 billion
Transistors
1.55 billion
118 mm²
Die Size
125 mm²
Graphics Features
12 (11_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.0
1.1
Vulkan
1.2
3.0
CUDA
-
5.1
Shader Model
6.3
