GPU Comparison

A

AMD

RADEON

AMD Radeon RX 6800 XT

CORE STATE Navi 21

VRAM 16 GB

CLOCK SPEED 2250 MHz

TDP 300 W

BUS WIDTH 256 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2020

VS

i

Intel

GPU

Iris Xe MAX Graphics

CORE STATE DG1

VRAM 4 GB

CLOCK SPEED 1650 MHz

TDP 25 W

BUS WIDTH 128 bit

ARCHITECTURE Generation 12.1

nm

PROCESS 10 nm

LAUNCH DATE 2020

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

3,689

N/A

geekbench_metal

199,366

N/A

geekbench_opencl

154,506

14,315

geekbench_vulkan

152,200

N/A

passmark_directx_10

155

N/A

passmark_directx_11

264

N/A

passmark_directx_12

100

N/A

passmark_directx_9

265

N/A

passmark_g2d

1,030

N/A

passmark_g3d

24,980

N/A

passmark_gpu_compute

13,245

N/A

DETAILED SPECIFICATIONS

SPECIFICATION

RX 6800 XT

Iris Xe MAX Graphics

Core Specs

Shading Units

4,608

768 -83.3%

Shaders

4,608

768 -83.3%

TMUs

288

48 -83.3%

ROPs

128

24 -81.3%

Compute Units

72

—

Execution Units

—

96

Clocks

Base Clock

1825 MHz

300 MHz

Boost Clock

2250 MHz

1650 MHz

Game Clock

2015 MHz

—

Memory Clock

2000 MHz 16 Gbps effective

2133 MHz 4.3 Gbps effective

Memory

Memory Size

16 GB

4 GB

VRAM (MB)

16,384

4,096 -75.0%

Memory Type

GDDR6

LPDDR4X

Memory Bus

256 bit

128 bit

Bandwidth

512.0 GB/s

68.26 GB/s

Cache

L1 Cache

128 KB per Array

—

L2 Cache

4 MB

1024 KB

L3 Cache

128 MB

16 MB

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

288.0 GPixel/s

39.60 GPixel/s

Texture Rate

648.0 GTexel/s

79.20 GTexel/s

FP32 (TFLOPS)

20.74 TFLOPS

2.534 TFLOPS

FP64 (TFLOPS)

1,296.0 GFLOPS (1:16)

633.6 GFLOPS (1:4)

FP16 (TFLOPS)

41.47 TFLOPS (2:1)

5.069 TFLOPS (2:1)

AI/RT

RT Cores

72

—

Power

TDP

300 W

25 W

TDP (W)

300

25 -91.7%

Suggested PSU

700 W

200 W

Power Connectors

2x 8-pin

—

Architecture

Architecture

RDNA 2.0

Generation 12.1

GPU Name

Navi 21

DG1

Generation

Navi II (RX 6000)

Xe Graphics

Process Size

7 nm

10 nm

Transistors

26,800 million

—

Die Size

520 mm²

95 mm²

Foundry

TSMC

Intel

Density

51.5M / mm²

—

API Support

DirectX

12 Ultimate (12_2)

12 (12_1)

OpenGL

4.6

4.6

Vulkan

1.4

1.4

OpenCL

2.1

3.0

Shader Model

6.8

6.6

Physical

Slot Width

Dual-slot

IGP

Length

267 mm 10.5 inches

—

Height

120 mm 4.7 inches

—

Outputs

1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C

No outputs

Bus Interface

PCIe 4.0 x16

PCIe 4.0 x8

Other

Launch Price

649 USD

—

Production

End-of-life

End-of-life

Predecessor

Navi

Graphics

Successor

Navi III

Alchemist

View Radeon RX 6800 XT Details View Iris Xe MAX Graphics Details