Intel Arc A770 vs ATI Radeon HD 4870 Mac Edition

VS

Intel Arc A770 ATI Radeon HD 4870 Mac Edition

We compared two Desktop platform GPUs: 16GB VRAM Arc A770 and 512MB VRAM Radeon HD 4870 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Arc A770 's Advantages

Released 13 years and 9 months late

Boost Clock2400MHz

Larger VRAM bandwidth (512.0GB/s vs 108.8GB/s)

3296 additional rendering cores

ATI Radeon HD 4870 Mac Edition 's Advantages

Lower TDP (150W vs 225W)

Score

Benchmark

FP32 (float)

Arc A770 +1538%

19.66 TFLOPS

Radeon HD 4870 Mac Edition

1.2 TFLOPS

Arc A770

VS

Radeon HD 4870 Mac Edition

Graphics Card

Oct 2022

Release Date

Jan 2009

Alchemist

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

2100 MHz

Base Clock

-

2400 MHz

Boost Clock

-

2000 MHz

Memory Clock

850 MHz

Memory

16GB

Memory Size

512MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

512.0GB/s

Bandwidth

108.8GB/s

Render Config

-

SM Count

-

Compute Units

10

4096

Shading Units

800

256

TMUs

40

128

ROPs

16

512

Tensor Cores

-

32

RT Cores

-

L1 Cache

16 KB (per CU)

16 MB

L2 Cache

256 KB

Theoretical Performance

307.2 GPixel/s

Pixel Rate

12.00 GPixel/s

614.4 GTexel/s

Texture Rate

30.00 GTexel/s

39.32 TFLOPS

FP16 (half)

-

19.66 TFLOPS

FP32 (float)

1200 GFLOPS

-

FP64 (double)

240.0 GFLOPS

Graphics Processor

DG2-512

GPU Name

RV770

ACM-G10

GPU Variant

RV770 XT Mac (215-0669080)

Generation 12.7

Architecture

TeraScale

TSMC

Foundry

TSMC

6 nm

Process Size

55 nm

21.7 billion

Transistors

0.956 billion

406 mm²

Die Size

256 mm²

Board Design

225W

TDP

150W

550 W

Suggested PSU

450 W

1x HDMI 2.1 3x DisplayPort 2.0

Outputs

1x DVI 1x mini-DisplayPort 1.0

1x 6-pin + 1x 8-pin

Power Connectors

2x 6-pin

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

-

CUDA

-

6.6

Shader Model

4.1

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