ATI Radeon HD 3870 Mac Edition vs Intel Arc A780

VS

ATI Radeon HD 3870 Mac Edition

Intel Arc A780

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3870 Mac Edition and 16GB VRAM Arc A780 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3870 Mac Edition 's Advantages

Lower TDP (106W vs 200W)

Intel Arc A780 's Advantages

Boost Clock2200MHz

More VRAM (16GB vs 512GB)

Larger VRAM bandwidth (559.6GB/s vs 72.06GB/s)

3776 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 3870 Mac Edition

0.497 TFLOPS

Arc A780 +3525%

18.02 TFLOPS

Radeon HD 3870 Mac Edition

VS

Arc A780

Graphics Card

Jun 2008

Release Date

Unknown

Radeon R600

Generation

Alchemist(Arc 7)

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2200 MHz

-

Boost Clock

2200 MHz

1126 MHz

Memory Clock

1093 MHz

Memory

512MB

Memory Size

16GB

GDDR4

Memory Type

GDDR6X

256bit

Memory Bus

256bit

72.06GB/s

Bandwidth

559.6GB/s

Render Config

4

Compute Units

-

320

Shading Units

4096

16

TMUs

256

16

ROPs

128

-

Tensor Cores

512

-

RT Cores

32

-

256 KB

L2 Cache

16 MB

-

Theoretical Performance

12.43 GPixel/s

Pixel Rate

281.6 GPixel/s

12.43 GTexel/s

Texture Rate

563.2 GTexel/s

-

FP16 (half)

36.04 TFLOPS

497.3 GFLOPS

FP32 (float)

18.02 TFLOPS

99.46 GFLOPS

FP64 (double)

2.253 TFLOPS

Board Design

106W

TDP

200W

300 W

Suggested PSU

550 W

2x DVI 1x S-Video

Outputs

1x HDMI 2.13x DisplayPort 2.0

1x 6-pin

Power Connectors

2x 8-pin

Graphics Processor

RV670

GPU Name

DG2-512

RV670 XT (215-0708005)

GPU Variant

ACM-G10

TeraScale

Architecture

Generation 12.7

TSMC

Foundry

TSMC

55 nm

Process Size

6 nm

0.666 billion

Transistors

21.7 billion

192 mm²

Die Size

406 mm²

Graphics Features

10.1 (10_1)

DirectX

12 Ultimate (12_2)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

3.0

N/A

Vulkan

1.3

-

4.1

Shader Model

6.6

Related GPU Comparisons

1

ATI Radeon HD 3870 Mac Edition vs ATI Radeon X800 GT AGP

2

ATI Radeon HD 3870 Mac Edition vs NVIDIA GeForce 505 OEM

3

ATI Radeon HD 3870 Mac Edition vs AMD Radeon RX 6400

4

ATI Radeon HD 3870 Mac Edition vs NVIDIA GeForce GTX 750 Ti

5

ATI Radeon HD 3870 Mac Edition vs NVIDIA GeForce RTX 3050 8 GB

6

ATI Radeon HD 3870 Mac Edition vs AMD Radeon Pro WX 9100

7

ATI Radeon HD 3870 Mac Edition vs AMD Radeon R9 380

8

ATI Radeon HD 3870 Mac Edition vs NVIDIA RTX 6000 Ada

9

ATI Radeon HD 3870 Mac Edition vs NVIDIA GeForce GTX 1080

10

ATI Radeon HD 3870 Mac Edition vs NVIDIA GeForce GT 520

Related News

1

CXMT Reportedly Achieves 80% Yield in DDR5 Production

2

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

3

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

4

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

5

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

6

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

7

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

8

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

9

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

10

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