NVIDIA GeForce 840M vs ATI Mobility Radeon HD 5770

VS

NVIDIA GeForce 840M

ATI Mobility Radeon HD 5770

We compared two Mobile platform GPUs: 2GB VRAM GeForce 840M and 1024MB VRAM Mobility Radeon HD 5770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 840M 's Advantages

Released 4 years and 2 months late

Boost Clock1124MHz

More VRAM (2GB vs 1024GB)

ATI Mobility Radeon HD 5770 's Advantages

Larger VRAM bandwidth (51.20GB/s vs 16.02GB/s)

16 additional rendering cores

Lower TDP (30W vs 33W)

Score

Benchmark

FP32 (float)

GeForce 840M +65%

0.863 TFLOPS

Mobility Radeon HD 5770

0.52 TFLOPS

GeForce 840M

VS

Mobility Radeon HD 5770

Graphics Card

Mar 2014

Release Date

Jan 2010

GeForce 800M

Generation

Manhattan

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1029 MHz

Base Clock

-

1124 MHz

Boost Clock

-

1001 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

16.02GB/s

Bandwidth

51.20GB/s

Render Config

-

Compute Units

5

-

384

Shading Units

400

16

TMUs

20

8

ROPs

8

-

64 KB (per SMM)

L1 Cache

8 KB (per CU)

1024 KB

L2 Cache

256 KB

-

Theoretical Performance

8.992 GPixel/s

Pixel Rate

5.200 GPixel/s

17.98 GTexel/s

Texture Rate

13.00 GTexel/s

-

863.2 GFLOPS

FP32 (float)

520.0 GFLOPS

26.98 GFLOPS

FP64 (double)

-

Board Design

33W

TDP

30W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GM108

GPU Name

Madison

N15S-GT

GPU Variant

Madison XT (216-0772003)

Maxwell

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

Unknown

Transistors

0.627 billion

Unknown

Die Size

104 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

5.0

CUDA

-

5.1

Shader Model

5.0

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