Home GPU Comparison AMD Radeon HD 7850M vs NVIDIA GeForce GT 745M

AMD Radeon HD 7850M vs NVIDIA GeForce GT 745M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7850M and 2GB VRAM GeForce GT 745M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7850M 's Advantages
Larger VRAM bandwidth (64.00GB/s vs 28.80GB/s)
256 additional rendering cores
Lower TDP (40W vs 45W)
NVIDIA GeForce GT 745M 's Advantages
Released 1 years late

Score

Benchmark

FP32 (float)
Radeon HD 7850M +34%
0.864 TFLOPS
GeForce GT 745M
0.643 TFLOPS
VS

Graphics Card

Apr 2012
Release Date
Apr 2013
London
Generation
GeForce 700M
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

-
-
-
-
-
-
1000 MHz
Memory Clock
900 MHz

Memory

2GB
Memory Size
2GB
GDDR5
Memory Type
DDR3
128bit
Memory Bus
128bit
64.00GB/s
Bandwidth
28.80GB/s

Render Config

10
Compute Units
-
-
-
-
640
Shading Units
384
40
TMUs
32
16
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per SMX)
256 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

10.80 GPixel/s
Pixel Rate
6.696 GPixel/s
27.00 GTexel/s
Texture Rate
26.78 GTexel/s
-
-
-
864.0 GFLOPS
FP32 (float)
642.8 GFLOPS
54.00 GFLOPS
FP64 (double)
26.78 GFLOPS

Board Design

40W
TDP
45W
-
-
-
No outputs
Outputs
No outputs
-
-
-

Graphics Processor

Heathrow
GPU Name
GK107
Heathrow PRO
GPU Variant
N14P-LP
GCN 1.0
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.5 billion
Transistors
1.27 billion
123 mm²
Die Size
118 mm²

Graphics Features

12 (11_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
1.2
OpenCL
3.0
1.2
Vulkan
1.1
-
CUDA
3.0
5.1
Shader Model
5.1

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