GPU Comparison

A

AMD

RADEON

AMD Radeon RX 6800

CORE STATE Navi 21

VRAM 16 GB

CLOCK SPEED 2105 MHz

TDP 250 W

BUS WIDTH 256 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2020

VS

NVIDIA

GEFORCE

Tesla K40c

CORE STATE GK180

VRAM 12 GB

CLOCK SPEED 876 MHz

TDP 245 W

BUS WIDTH 384 bit

ARCHITECTURE Kepler

nm

PROCESS 28 nm

LAUNCH DATE 2013

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

3,188

N/A

geekbench_metal

175,541

N/A

geekbench_opencl

24,559

17,468

geekbench_vulkan

130,531

N/A

passmark_directx_10

128

N/A

passmark_directx_11

214

N/A

passmark_directx_12

89

N/A

passmark_directx_9

257

N/A

passmark_g2d

990

N/A

passmark_g3d

22,067

N/A

passmark_gpu_compute

10,864

N/A

DETAILED SPECIFICATIONS

SPECIFICATION

RX 6800

Tesla K40c

Core Specs

Shading Units

3,840

2,880 -25.0%

Shaders

3,840

2,880 -25.0%

TMUs

240

240 0.0%

ROPs

96

48 -50.0%

Compute Units

60

—

Clocks

Base Clock

1700 MHz

745 MHz

Boost Clock

2105 MHz

876 MHz

Game Clock

1815 MHz

—

Memory Clock

2000 MHz 16 Gbps effective

1502 MHz 6 Gbps effective

Memory

Memory Size

16 GB

12 GB

VRAM (MB)

16,384

12,288 -25.0%

Memory Type

GDDR6

GDDR5

Memory Bus

256 bit

384 bit

Bandwidth

512.0 GB/s

288.4 GB/s

Cache

L1 Cache

128 KB per Array

16 KB (per SMX)

L2 Cache

4 MB

1536 KB

L3 Cache

128 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

202.1 GPixel/s

52.56 GPixel/s

Texture Rate

505.2 GTexel/s

210.2 GTexel/s

FP32 (TFLOPS)

16.17 TFLOPS

5.046 TFLOPS

FP64 (TFLOPS)

1,010.4 GFLOPS (1:16)

1.682 TFLOPS (1:3)

FP16 (TFLOPS)

32.33 TFLOPS (2:1)

—

AI/RT

RT Cores

60

—

Power

TDP

250 W

245 W

TDP (W)

250

245 -2.0%

Suggested PSU

600 W

550 W

Power Connectors

2x 8-pin

1x 6-pin + 1x 8-pin

Architecture

Architecture

RDNA 2.0

Kepler

GPU Name

Navi 21

GK180

Generation

Navi II (RX 6000)

Tesla Kepler (Kxx)

Process Size

7 nm

28 nm

Transistors

26,800 million

7,080 million

Die Size

520 mm²

561 mm²

Foundry

TSMC

TSMC

Density

51.5M / mm²

12.6M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 (11_0)

OpenGL

4.6

4.6

Vulkan

1.4

1.2.175

OpenCL

2.1

3.0

CUDA

—

3.5

Shader Model

6.8

5.1

Physical

Slot Width

Dual-slot

Dual-slot

Length

267 mm 10.5 inches

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 3.0 x16

Other

Launch Price

579 USD

7,699 USD

Production

End-of-life

End-of-life

Predecessor

Navi

Tesla Fermi

Successor

Navi III

Tesla Maxwell

View Radeon RX 6800 Details View Tesla K40c Details