ATI Radeon HD 3850 AGP vs AMD Radeon RX 480

VS

ATI Radeon HD 3850 AGP

AMD Radeon RX 480

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3850 AGP and 8GB VRAM Radeon RX 480 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3850 AGP 's Advantages

Lower TDP (75W vs 150W)

AMD Radeon RX 480 's Advantages

Released 8 years and 5 months late

Boost Clock1266MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (256.0GB/s vs 52.99GB/s)

1984 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 3850 AGP

0.428 TFLOPS

Radeon RX 480 +1263%

5.834 TFLOPS

Radeon HD 3850 AGP

VS

Radeon RX 480

Graphics Card

Jan 2008

Release Date

Jun 2016

Radeon R600

Generation

Arctic Islands

Desktop

Type

Desktop

AGP 8x

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1120 MHz

-

Boost Clock

1266 MHz

828 MHz

Memory Clock

2000 MHz

Memory

512MB

Memory Size

8GB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

256bit

52.99GB/s

Bandwidth

256.0GB/s

Render Config

4

Compute Units

36

-

320

Shading Units

2304

16

TMUs

144

16

ROPs

32

-

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

2 MB

-

Theoretical Performance

10.69 GPixel/s

Pixel Rate

40.51 GPixel/s

10.69 GTexel/s

Texture Rate

182.3 GTexel/s

-

FP16 (half)

5.834 TFLOPS

427.5 GFLOPS

FP32 (float)

5.834 TFLOPS

85.50 GFLOPS

FP64 (double)

364.6 GFLOPS

Board Design

75W

TDP

150W

250 W

Suggested PSU

450 W

2x DVI 1x S-Video

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

RV670

GPU Name

Ellesmere

RV670 PRO (215-0708003)

GPU Variant

Polaris 10 XT (215-0876184)

TeraScale

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

55 nm

Process Size

14 nm

0.666 billion

Transistors

5.7 billion

192 mm²

Die Size

232 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (12_0)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

2.1

N/A

Vulkan

1.2

-

4.1

Shader Model

6.4

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