AMD Radeon RX Vega 64 Limited Edition vs ATI Radeon HD 2900 XTX

VS

AMD Radeon RX Vega 64 Limited Edition

ATI Radeon HD 2900 XTX

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX Vega 64 Limited Edition and 512MB VRAM Radeon HD 2900 XTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX Vega 64 Limited Edition 's Advantages

Boost Clock1546MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (483.8GB/s vs 106.0GB/s)

3776 additional rendering cores

ATI Radeon HD 2900 XTX 's Advantages

Lower TDP (240W vs 295W)

Score

Benchmark

FP32 (float)

Radeon RX Vega 64 Limited Edition +2559%

12.66 TFLOPS

Radeon HD 2900 XTX

0.476 TFLOPS

Radeon RX Vega 64 Limited Edition

VS

Radeon HD 2900 XTX

Graphics Card

Aug 2017

Release Date

Unknown

Vega

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

1247 MHz

Base Clock

-

1546 MHz

Boost Clock

-

945 MHz

Memory Clock

828 MHz

Memory

8GB

Memory Size

512MB

HBM2

Memory Type

GDDR3

2048bit

Memory Bus

512bit

483.8GB/s

Bandwidth

106.0GB/s

Render Config

64

Compute Units

4

-

4096

Shading Units

320

256

TMUs

16

64

ROPs

16

-

16 KB (per CU)

L1 Cache

-

4 MB

L2 Cache

256 KB

-

Theoretical Performance

98.94 GPixel/s

Pixel Rate

11.89 GPixel/s

395.8 GTexel/s

Texture Rate

11.89 GTexel/s

25.33 TFLOPS

FP16 (half)

-

12.66 TFLOPS

FP32 (float)

475.5 GFLOPS

791.6 GFLOPS

FP64 (double)

-

Board Design

295W

TDP

240W

600 W

Suggested PSU

550 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

2x DVI 1x S-Video

2x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Vega 10

GPU Name

R600

Vega 10 XT (215-0894200)

GPU Variant

R600 XTX A11 (215RGMDKA11FG)

GCN 5.0

Architecture

TeraScale

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

80 nm

12.5 billion

Transistors

0.72 billion

495 mm²

Die Size

420 mm²

Graphics Features

12 (12_1)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3 (full) 4.0 (partial)

2.1

OpenCL

N/A

1.2

Vulkan

N/A

-

6.4

Shader Model

4.0

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