AMD Radeon RX Vega 64 Liquid Cooling vs AMD Radeon RX 6900 XTX

VS

AMD Radeon RX Vega 64 Liquid Cooling AMD Radeon RX 6900 XTX

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX Vega 64 Liquid Cooling and 16GB VRAM Radeon RX 6900 XTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6900 XTX 's Advantages

Boost Clock has increased by 45% (2435MHz vs 1677MHz)

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (576.0GB/s vs 483.8GB/s)

1024 additional rendering cores

Lower TDP (330W vs 345W)

Score

Benchmark

FP32 (float)

Radeon RX Vega 64 Liquid Cooling

13.74 TFLOPS

Radeon RX 6900 XTX +81%

24.93 TFLOPS

Radeon RX Vega 64 Liquid Cooling

VS

Radeon RX 6900 XTX

Graphics Card

Aug 2017

Release Date

Unknown

Vega

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1406 MHz

Base Clock

2075 MHz

1677 MHz

Boost Clock

2435 MHz

945 MHz

Memory Clock

2250 MHz

Memory

8GB

Memory Size

16GB

HBM2

Memory Type

GDDR6

2048bit

Memory Bus

256bit

483.8GB/s

Bandwidth

576.0GB/s

Render Config

-

SM Count

-

64

Compute Units

80

4096

Shading Units

5120

256

TMUs

320

64

ROPs

128

-

Tensor Cores

-

RT Cores

80

16 KB (per CU)

L1 Cache

128 KB per Array

4 MB

L2 Cache

4 MB

Theoretical Performance

107.3 GPixel/s

Pixel Rate

311.7 GPixel/s

429.3 GTexel/s

Texture Rate

779.2 GTexel/s

27.48 TFLOPS

FP16 (half)

49.87 TFLOPS

13.74 TFLOPS

FP32 (float)

24.93 TFLOPS

858.6 GFLOPS

FP64 (double)

1.558 TFLOPS

Graphics Processor

Vega 10

GPU Name

Navi 21

Vega 10 XTX

GPU Variant

Navi 21 XTXH (215-121000247)

GCN 5.0

Architecture

RDNA 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

7 nm

12.5 billion

Transistors

26.8 billion

495 mm²

Die Size

520 mm²

Board Design

345W

TDP

330W

700 W

Suggested PSU

700 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

2x 8-pin

Power Connectors

2x 8-pin

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.3

-

CUDA

-

6.4

Shader Model

6.5

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