AMD Radeon RX 6900 XTX vs AMD FirePro D300

VS

AMD Radeon RX 6900 XTX

AMD FirePro D300

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6900 XTX and 2GB VRAM FirePro D300 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 Clock2435MHz

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (576.0GB/s vs 162.6GB/s)

3840 additional rendering cores

AMD FirePro D300 's Advantages

Lower TDP (150W vs 330W)

Score

Benchmark

FP32 (float)

Radeon RX 6900 XTX +1045%

24.93 TFLOPS

FirePro D300

2.176 TFLOPS

Radeon RX 6900 XTX

VS

FirePro D300

Graphics Card

Unknown

Release Date

Jan 2014

Navi II

Generation

FirePro

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2075 MHz

Base Clock

-

2435 MHz

Boost Clock

-

2250 MHz

Memory Clock

1270 MHz

Memory

16GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

576.0GB/s

Bandwidth

162.6GB/s

Render Config

80

Compute Units

20

-

5120

Shading Units

1280

320

TMUs

80

128

ROPs

32

-

80

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

512 KB

128 MB

L3 Cache

-

Theoretical Performance

311.7 GPixel/s

Pixel Rate

27.20 GPixel/s

779.2 GTexel/s

Texture Rate

68.00 GTexel/s

49.87 TFLOPS

FP16 (half)

-

24.93 TFLOPS

FP32 (float)

2.176 TFLOPS

1.558 TFLOPS

FP64 (double)

136.0 GFLOPS

Board Design

330W

TDP

150W

700 W

Suggested PSU

450 W

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

Outputs

4x DisplayPort 1.2

2x 8-pin

Power Connectors

-

Graphics Processor

Navi 21

GPU Name

Pitcairn

Navi 21 XTXH (215-121000247)

GPU Variant

Pitcairn XT GL (215-0828073)

RDNA 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

26.8 billion

Transistors

2.8 billion

520 mm²

Die Size

212 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

1.3

Vulkan

1.2

-

6.5

Shader Model

5.1

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