ATI Mobility Radeon HD 5870 vs NVIDIA GeForce GTX 850M

VS

ATI Mobility Radeon HD 5870 NVIDIA GeForce GTX 850M

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 5870 and 2GB VRAM GeForce GTX 850M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 5870 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 32.03GB/s)

160 additional rendering cores

NVIDIA GeForce GTX 850M 's Advantages

Released 4 years and 2 months late

More VRAM (2GB vs 1GB)

Lower TDP (45W vs 50W)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 5870

1.12 TFLOPS

GeForce GTX 850M +3%

1.155 TFLOPS

Mobility Radeon HD 5870

VS

GeForce GTX 850M

Graphics Card

Jan 2010

Release Date

Mar 2014

Manhattan

Generation

GeForce 800M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1000 MHz

Memory Clock

1001 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

32.03GB/s

Render Config

-

SM Count

-

10

Compute Units

-

800

Shading Units

640

40

TMUs

40

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

64 KB (per SMM)

256 KB

L2 Cache

2 MB

Theoretical Performance

11.20 GPixel/s

Pixel Rate

14.43 GPixel/s

28.00 GTexel/s

Texture Rate

36.08 GTexel/s

-

FP16 (half)

-

1120 GFLOPS

FP32 (float)

1155 GFLOPS

-

FP64 (double)

36.08 GFLOPS

Graphics Processor

Broadway

GPU Name

GM107

Broadway XT (216-0769008)

GPU Variant

N15P-GT-A1

TeraScale 2

Architecture

Maxwell

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.04 billion

Transistors

1.87 billion

166 mm²

Die Size

148 mm²

Board Design

50W

TDP

45W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

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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