AMD Radeon E9171 MCM vs NVIDIA GeForce 845M

VS

AMD Radeon E9171 MCM NVIDIA GeForce 845M

We compared two Mobile platform GPUs: 4GB VRAM Radeon E9171 MCM and 2GB VRAM GeForce 845M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon E9171 MCM 's Advantages

Released 2 years and 2 months late

Boost Clock has increased by 4% (1219MHz vs 1176MHz)

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (96.00GB/s vs 40.10GB/s)

128 additional rendering cores

NVIDIA GeForce 845M 's Advantages

Lower TDP (33W vs 40W)

Score

Benchmark

FP32 (float)

Radeon E9171 MCM +38%

1.248 TFLOPS

GeForce 845M

0.903 TFLOPS

Radeon E9171 MCM

VS

GeForce 845M

Graphics Card

Oct 2017

Release Date

Aug 2015

Embedded

Generation

GeForce 800M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

1124 MHz

Base Clock

1071 MHz

1219 MHz

Boost Clock

1176 MHz

1500 MHz

Memory Clock

1253 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

64bit

96.00GB/s

Bandwidth

40.10GB/s

Render Config

-

SM Count

-

8

Compute Units

-

512

Shading Units

384

32

TMUs

32

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

64 KB (per SMM)

512 KB

L2 Cache

1024 KB

Theoretical Performance

19.50 GPixel/s

Pixel Rate

18.82 GPixel/s

39.01 GTexel/s

Texture Rate

37.63 GTexel/s

1248 GFLOPS

FP16 (half)

-

1248 GFLOPS

FP32 (float)

903.2 GFLOPS

78.02 GFLOPS

FP64 (double)

28.22 GFLOPS

Graphics Processor

Lexa

GPU Name

GM108

Lexa MCM Pro

GPU Variant

-

GCN 4.0

Architecture

Maxwell

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

2.2 billion

Transistors

Unknown

103 mm²

Die Size

Unknown

Board Design

40W

TDP

33W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

5.0

6.4

Shader Model

5.1

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