Radeon 620 Mobile vs GeForce GTX 775M Mac Edition
We compared two Mobile platform GPUs: 2GB VRAM Radeon 620 Mobile and 2GB VRAM GeForce GTX 775M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon 620 Mobile 's Advantages
Released 5 years and 6 months late
Boost Clock1024MHz
Lower TDP (50W vs 100W)
GeForce GTX 775M Mac Edition 's Advantages
Larger VRAM bandwidth (160.0GB/s vs 14.40GB/s)
960 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon 620 Mobile
786
GeForce GTX 775M Mac Edition
+172%
2142
Graphics Card
May 2019
Release Date
Nov 2013
Mobility Radeon
Generation
GeForce 700M
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
MXM-B (3.0)
Clock Speeds
730 MHz
Base Clock
-
1024 MHz
Boost Clock
-
900 MHz
Memory Clock
1250 MHz
Memory
2GB
Memory Size
2GB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
256bit
14.40GB/s
Bandwidth
160.0GB/s
Render Config
6
Compute Units
-
384
Shading Units
1344
24
TMUs
112
8
ROPs
32
16 KB (per CU)
L1 Cache
16 KB (per SMX)
128 KB
L2 Cache
512 KB
Theoretical Performance
8.192 GPixel/s
Pixel Rate
22.32 GPixel/s
24.58 GTexel/s
Texture Rate
89.26 GTexel/s
786.4 GFLOPS
FP16 (half)
-
786.4 GFLOPS
FP32 (float)
2.142 TFLOPS
49.15 GFLOPS
FP64 (double)
89.26 GFLOPS
Board Design
50W
TDP
100W
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
Polaris 24
GPU Name
GK104
Polaris 24 XL
GPU Variant
N13E-GTX-A2
GCN 3.0
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.55 billion
Transistors
3.54 billion
125 mm²
Die Size
294 mm²
Graphics Features
12 (12_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
2.0
OpenCL
3.0
1.2
Vulkan
1.1
-
CUDA
3.0
6.3
Shader Model
5.1