ATI Radeon HD 4870 Mac Edition vs ATI Radeon X1050

VS

ATI Radeon HD 4870 Mac Edition ATI Radeon X1050

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4870 Mac Edition and 128MB VRAM Radeon X1050 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4870 Mac Edition 's Advantages

Released 1 years late

More VRAM (512GB vs 128GB)

Larger VRAM bandwidth (108.8GB/s vs 3.200GB/s)

800 additional rendering cores

ATI Radeon X1050 's Advantages

Lower TDP (24W vs 150W)

Score

Radeon HD 4870 Mac Edition

VS

Radeon X1050

Graphics Card

Jan 2009

Release Date

Jan 2008

Radeon R700

Generation

Radeon R400 PCIe

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

850 MHz

Memory Clock

200 MHz

Memory

512MB

Memory Size

128MB

GDDR5

Memory Type

DDR

256bit

Memory Bus

64bit

108.8GB/s

Bandwidth

3.200GB/s

Render Config

-

SM Count

-

10

Compute Units

-

800

Shading Units

-

40

TMUs

8

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

-

Theoretical Performance

12.00 GPixel/s

Pixel Rate

3.200 GPixel/s

30.00 GTexel/s

Texture Rate

3.200 GTexel/s

-

FP16 (half)

-

1200 GFLOPS

FP32 (float)

-

240.0 GFLOPS

FP64 (double)

-

Graphics Processor

RV770

GPU Name

RV410

RV770 XT Mac (215-0669080)

GPU Variant

-

TeraScale

Architecture

R400

TSMC

Foundry

TSMC

55 nm

Process Size

110 nm

0.956 billion

Transistors

0.12 billion

256 mm²

Die Size

156 mm²

Board Design

150W

TDP

24W

450 W

Suggested PSU

200 W

1x DVI 1x mini-DisplayPort 1.0

Outputs

1x DVI 1x VGA 1x S-Video

2x 6-pin

Power Connectors

None

Graphics Features

10.1 (10_1)

DirectX

9.0b (9_2)

3.3

OpenGL

2.0

1.1

OpenCL

N/A

Vulkan

N/A

-

CUDA

-

4.1

Shader Model

-

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