ATI Mobility Radeon HD 5770 vs NVIDIA GeForce 820A

VS

ATI Mobility Radeon HD 5770 NVIDIA GeForce 820A

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 5770 and 1024MB VRAM GeForce 820A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 5770 's Advantages

Larger VRAM bandwidth (51.20GB/s vs 14.40GB/s)

304 additional rendering cores

NVIDIA GeForce 820A 's Advantages

Released 4 years and 2 months late

Lower TDP (15W vs 30W)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 5770 +74%

0.52 TFLOPS

GeForce 820A

0.298 TFLOPS

Mobility Radeon HD 5770

VS

GeForce 820A

Graphics Card

Jan 2010

Release Date

Mar 2014

Manhattan

Generation

GeForce 800A

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

800 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

51.20GB/s

Bandwidth

14.40GB/s

Render Config

-

SM Count

2

5

Compute Units

-

400

Shading Units

96

20

TMUs

16

8

ROPs

8

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

128 KB

Theoretical Performance

5.200 GPixel/s

Pixel Rate

3.100 GPixel/s

13.00 GTexel/s

Texture Rate

12.40 GTexel/s

-

FP16 (half)

-

520.0 GFLOPS

FP32 (float)

297.6 GFLOPS

-

FP64 (double)

24.80 GFLOPS

Graphics Processor

Madison

GPU Name

GF117

Madison XT (216-0772003)

GPU Variant

N15V-GM

TeraScale 2

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.627 billion

Transistors

0.585 billion

104 mm²

Die Size

116 mm²

Board Design

30W

TDP

15W

-

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

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

5.0

Shader Model

5.1

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