ATI Radeon HD 4870 Mac Edition vs NVIDIA A2

VS

ATI Radeon HD 4870 Mac Edition

NVIDIA A2

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4870 Mac Edition and 16GB VRAM A2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA A2 's Advantages

Released 12 years and 10 months late

Boost Clock1770MHz

More VRAM (16GB vs 512GB)

Larger VRAM bandwidth (200.1GB/s vs 108.8GB/s)

480 additional rendering cores

Lower TDP (60W vs 150W)

Score

Benchmark

FP32 (float)

Radeon HD 4870 Mac Edition

1.2 TFLOPS

A2 +277%

4.531 TFLOPS

Radeon HD 4870 Mac Edition

VS

A2

Graphics Card

Jan 2009

Release Date

Nov 2021

Radeon R700

Generation

Quadro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

1440 MHz

-

Boost Clock

1770 MHz

850 MHz

Memory Clock

1563 MHz

Memory

512MB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

128bit

108.8GB/s

Bandwidth

200.1GB/s

Render Config

10

Compute Units

-

SM Count

10

800

Shading Units

1280

40

TMUs

40

16

ROPs

32

-

Tensor Cores

40

-

RT Cores

10

16 KB (per CU)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

2 MB

-

Theoretical Performance

12.00 GPixel/s

Pixel Rate

56.64 GPixel/s

30.00 GTexel/s

Texture Rate

70.80 GTexel/s

-

FP16 (half)

4.531 TFLOPS

1200 GFLOPS

FP32 (float)

4.531 TFLOPS

240.0 GFLOPS

FP64 (double)

70.80 GFLOPS

Board Design

150W

TDP

60W

450 W

Suggested PSU

250 W

1x DVI 1x mini-DisplayPort 1.0

Outputs

No outputs

2x 6-pin

Power Connectors

None

Graphics Processor

RV770

GPU Name

GA107

RV770 XT Mac (215-0669080)

GPU Variant

-

TeraScale

Architecture

Ampere

TSMC

Foundry

Samsung

55 nm

Process Size

8 nm

0.956 billion

Transistors

Unknown

256 mm²

Die Size

Unknown

Graphics Features

10.1 (10_1)

DirectX

12 Ultimate (12_2)

3.3

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

8.6

4.1

Shader Model

6.6

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