ATI Radeon HD 3870 AGP vs AMD Radeon RX Vega 64

VS

ATI Radeon HD 3870 AGP

AMD Radeon RX Vega 64

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3870 AGP and 8GB VRAM Radeon RX Vega 64 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3870 AGP 's Advantages

Lower TDP (106W vs 295W)

AMD Radeon RX Vega 64 's Advantages

Boost Clock1546MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (483.8GB/s vs 72.06GB/s)

3776 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 3870 AGP

0.497 TFLOPS

Radeon RX Vega 64 +2447%

12.66 TFLOPS

Radeon HD 3870 AGP

VS

Radeon RX Vega 64

Graphics Card

Unknown

Release Date

Aug 2017

Radeon R600

Generation

Vega

Desktop

Type

Desktop

AGP 8x

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1247 MHz

-

Boost Clock

1546 MHz

1126 MHz

Memory Clock

945 MHz

Memory

512MB

Memory Size

8GB

GDDR4

Memory Type

HBM2

256bit

Memory Bus

2048bit

72.06GB/s

Bandwidth

483.8GB/s

Render Config

4

Compute Units

64

-

320

Shading Units

4096

16

TMUs

256

16

ROPs

64

-

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

4 MB

-

Theoretical Performance

12.43 GPixel/s

Pixel Rate

98.94 GPixel/s

12.43 GTexel/s

Texture Rate

395.8 GTexel/s

-

FP16 (half)

25.33 TFLOPS

497.3 GFLOPS

FP32 (float)

12.66 TFLOPS

99.46 GFLOPS

FP64 (double)

791.6 GFLOPS

Board Design

106W

TDP

295W

300 W

Suggested PSU

600 W

2x DVI 1x S-Video

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

RV670

GPU Name

Vega 10

RV670 XT (215-0708005)

GPU Variant

Vega 10 XT (215-0894200)

TeraScale

Architecture

GCN 5.0

TSMC

Foundry

GlobalFoundries

55 nm

Process Size

14 nm

0.666 billion

Transistors

12.5 billion

192 mm²

Die Size

495 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (12_1)

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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