NVIDIA GeForce GTX 850A vs AMD Radeon 625 Mobile

VS

NVIDIA GeForce GTX 850A AMD Radeon 625 Mobile

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 850A and 2GB VRAM Radeon 625 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 850A 's Advantages

Larger VRAM bandwidth (28.80GB/s vs 14.40GB/s)

256 additional rendering cores

Lower TDP (45W vs 50W)

AMD Radeon 625 Mobile 's Advantages

Released 5 years and 2 months late

Boost Clock has increased by 9% (1024MHz vs 936MHz)

Score

Benchmark

FP32 (float)

GeForce GTX 850A +52%

1.198 TFLOPS

Radeon 625 Mobile

0.786 TFLOPS

GeForce GTX 850A

VS

Radeon 625 Mobile

Graphics Card

Mar 2014

Release Date

May 2019

GeForce 800A

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

902 MHz

Base Clock

730 MHz

936 MHz

Boost Clock

1024 MHz

900 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

DDR3

128bit

Memory Bus

64bit

28.80GB/s

Bandwidth

14.40GB/s

Render Config

-

SM Count

-

Compute Units

6

640

Shading Units

384

40

TMUs

24

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

64 KB (per SMM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

128 KB

Theoretical Performance

14.98 GPixel/s

Pixel Rate

8.192 GPixel/s

37.44 GTexel/s

Texture Rate

24.58 GTexel/s

-

FP16 (half)

786.4 GFLOPS

1198 GFLOPS

FP32 (float)

786.4 GFLOPS

37.44 GFLOPS

FP64 (double)

49.15 GFLOPS

Graphics Processor

GM107

GPU Name

Polaris 24

N15P-GT-A1

GPU Variant

Polaris 24 XT (216-0867030)

Maxwell

Architecture

GCN 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.87 billion

Transistors

1.55 billion

148 mm²

Die Size

125 mm²

Board Design

45W

TDP

50W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.0

1.3

Vulkan

1.2

5.0

CUDA

-

5.1

Shader Model

6.3

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