Home GPU Comparison NVIDIA GeForce GTX 775M Mac Edition vs AMD Radeon R5 M445

NVIDIA GeForce GTX 775M Mac Edition vs AMD Radeon R5 M445

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 775M Mac Edition and 4GB VRAM Radeon R5 M445 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 775M Mac Edition 's Advantages
Larger VRAM bandwidth (160.0GB/s vs 32.00GB/s)
960 additional rendering cores
AMD Radeon R5 M445 's Advantages
Released 2 years and 2 months late
More VRAM (4GB vs 2GB)

Score

Benchmark

FP32 (float)
GeForce GTX 775M Mac Edition +203%
2.142 TFLOPS
Radeon R5 M445
0.706 TFLOPS
VS

Graphics Card

Nov 2013
Release Date
Jan 2016
GeForce 700M
Generation
Gem System
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 3.0 x8

Clock Speeds

-
-
-
-
-
-
1250 MHz
Memory Clock
1000 MHz

Memory

2GB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
64bit
160.0GB/s
Bandwidth
32.00GB/s

Render Config

-
Compute Units
6
-
-
-
1344
Shading Units
384
112
TMUs
24
32
ROPs
8
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
128 KB
-
-
-

Theoretical Performance

22.32 GPixel/s
Pixel Rate
7.360 GPixel/s
89.26 GTexel/s
Texture Rate
22.08 GTexel/s
-
-
-
2.142 TFLOPS
FP32 (float)
706.6 GFLOPS
89.26 GFLOPS
FP64 (double)
-

Board Design

100W
TDP
Unknown
-
-
-
No outputs
Outputs
Portable Device Dependent
-
-
-

Graphics Processor

GK104
GPU Name
Meso
N13E-GTX-A2
GPU Variant
Meso XT (216-0864018)
Kepler
Architecture
GCN 3.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
3.54 billion
Transistors
1.55 billion
294 mm²
Die Size
125 mm²

Graphics Features

12 (11_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.1
Vulkan
1.2.170
3.0
CUDA
-
5.1
Shader Model
6.5

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