NVIDIA A2 vs ATI Radeon HD 4850 X2

VS

NVIDIA A2

ATI Radeon HD 4850 X2

We compared two Desktop platform GPUs: 16GB VRAM A2 and 512MB VRAM Radeon HD 4850 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA A2 's Advantages

Released 13 years late

Boost Clock1770MHz

More VRAM (16GB vs 512GB)

Larger VRAM bandwidth (200.1GB/s vs 63.68GB/s)

480 additional rendering cores

Lower TDP (60W vs 250W)

Score

Benchmark

FP32 (float)

A2 +353%

4.531 TFLOPS

Radeon HD 4850 X2

1 TFLOPS

A2

VS

Radeon HD 4850 X2

Graphics Card

Nov 2021

Release Date

Nov 2008

Quadro

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1440 MHz

Base Clock

-

1770 MHz

Boost Clock

-

1563 MHz

Memory Clock

995 MHz

Memory

16GB

Memory Size

512MB

GDDR6

Memory Type

GDDR3

128bit

Memory Bus

256bit

200.1GB/s

Bandwidth

63.68GB/s

Render Config

-

Compute Units

10

SM Count

-

1280

Shading Units

800

40

TMUs

40

32

ROPs

16

40

Tensor Cores

-

10

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

56.64 GPixel/s

Pixel Rate

10.00 GPixel/s

70.80 GTexel/s

Texture Rate

25.00 GTexel/s

4.531 TFLOPS

FP16 (half)

-

4.531 TFLOPS

FP32 (float)

1000 GFLOPS

70.80 GFLOPS

FP64 (double)

200.0 GFLOPS

Board Design

60W

TDP

250W

250 W

Suggested PSU

600 W

No outputs

Outputs

4x DVI 1x S-Video

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GA107

GPU Name

R700

-

GPU Variant

R700 PRO (215-0669065)

Ampere

Architecture

TeraScale

Samsung

Foundry

TSMC

8 nm

Process Size

55 nm

Unknown

Transistors

0.956 billion

Unknown

Die Size

256 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

8.6

CUDA

-

6.6

Shader Model

4.1

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