AMD Radeon R5 A220 vs NVIDIA GeForce 845M

VS

AMD Radeon R5 A220

NVIDIA GeForce 845M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon R5 A220 and 2GB VRAM GeForce 845M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 845M 's Advantages

Released 1 years and 7 months late

Boost Clock1176MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (40.10GB/s vs 14.40GB/s)

224 additional rendering cores

Lower TDP (33W vs 35W)

Score

Benchmark

FP32 (float)

Radeon R5 A220

0.248 TFLOPS

GeForce 845M +264%

0.903 TFLOPS

Radeon R5 A220

VS

GeForce 845M

Graphics Card

Jan 2014

Release Date

Aug 2015

All-In-One

Generation

GeForce 800M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1071 MHz

-

Boost Clock

1176 MHz

900 MHz

Memory Clock

1253 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

64bit

14.40GB/s

Bandwidth

40.10GB/s

Render Config

2

Compute Units

-

160

Shading Units

384

8

TMUs

32

4

ROPs

16

-

8 KB (per CU)

L1 Cache

64 KB (per SMM)

128 KB

L2 Cache

1024 KB

-

Theoretical Performance

3.100 GPixel/s

Pixel Rate

18.82 GPixel/s

6.200 GTexel/s

Texture Rate

37.63 GTexel/s

-

248.0 GFLOPS

FP32 (float)

903.2 GFLOPS

-

FP64 (double)

28.22 GFLOPS

Board Design

35W

TDP

33W

-

1x DVI 1x HDMI 1.3a

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Caicos

GPU Name

GM108

Caicos XT (215-0804070)

GPU Variant

-

TeraScale 2

Architecture

Maxwell

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.37 billion

Transistors

Unknown

67 mm²

Die Size

Unknown

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

5.0

Shader Model

5.1

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