AMD Radeon Sky 500 vs ATI Radeon HD 4870 Mac Edition

VS

AMD Radeon Sky 500

ATI Radeon HD 4870 Mac Edition

We compared two Desktop platform GPUs: 4GB VRAM Radeon Sky 500 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

AMD Radeon Sky 500 's Advantages

Released 4 years and 2 months late

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (153.6GB/s vs 108.8GB/s)

480 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Sky 500 +102%

2.432 TFLOPS

Radeon HD 4870 Mac Edition

1.2 TFLOPS

Radeon Sky 500

VS

Radeon HD 4870 Mac Edition

Graphics Card

Mar 2013

Release Date

Jan 2009

Radeon Sky

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1200 MHz

Memory Clock

850 MHz

Memory

4GB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

153.6GB/s

Bandwidth

108.8GB/s

Render Config

20

Compute Units

10

-

1280

Shading Units

800

80

TMUs

40

32

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

30.40 GPixel/s

Pixel Rate

12.00 GPixel/s

76.00 GTexel/s

Texture Rate

30.00 GTexel/s

-

2.432 TFLOPS

FP32 (float)

1200 GFLOPS

152.0 GFLOPS

FP64 (double)

240.0 GFLOPS

Board Design

150W

TDP

150W

450 W

Suggested PSU

450 W

1x DisplayPort 1.2

Outputs

1x DVI 1x mini-DisplayPort 1.0

1x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

Pitcairn

GPU Name

RV770

Pitcairn XT GL (215-0828073)

GPU Variant

RV770 XT Mac (215-0669080)

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

2.8 billion

Transistors

0.956 billion

212 mm²

Die Size

256 mm²

Graphics Features

12 (11_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

5.1

Shader Model

4.1

Related GPU Comparisons

1

AMD Radeon Sky 500 vs AMD Radeon HD 6970

2

AMD Radeon Sky 500 vs ATI Radeon X800 GTO

3

AMD Radeon Sky 500 vs ATI Radeon HD 5690

4

AMD Radeon Sky 500 vs ATI FirePro V5800

5

AMD Radeon Sky 500 vs ATI Radeon HD 2950 XTX

6

AMD Radeon Sky 500 vs AMD Radeon RX 6700 XT

7

AMD Radeon Sky 500 vs NVIDIA GeForce GTS 450 OEM

8

AMD Radeon Sky 500 vs NVIDIA GeForce RTX 3070

9

AMD Radeon Sky 500 vs ATI Radeon HD 2600 PRO

10

AMD Radeon Sky 500 vs AMD Radeon R9 290X2

Related News

1

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

2

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

3

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

4

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

5

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

6

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU

7

Cyberpunk 2077 Update 2.2: Intel Arrow Lake Gaming Performance Soars by 33%!

8

Intel Finally Achieves Frame Generation! 'F1 24' Becomes the First XeSS 2 Game

9

World's First! Intel Arc B580 Graphics Card Arrives Early

10

Linux Creator Criticizes AMD and Intel's x86 Microarchitecture: A Complete Disaster