GPU Comparison

A

AMD

RADEON

AMD Radeon RX 640 OEM

CORE STATE Polaris 23

VRAM 4 GB

CLOCK SPEED —

TDP 50 W

BUS WIDTH 128 bit

ARCHITECTURE GCN 4.0

nm

PROCESS 14 nm

LAUNCH DATE 2020

VS

NVIDIA

GEFORCE

Quadro RTX 4000

CORE STATE TU104

VRAM 8 GB

CLOCK SPEED 1545 MHz

TDP 160 W

BUS WIDTH 256 bit

ARCHITECTURE Turing

nm

PROCESS 12 nm

LAUNCH DATE 2018

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

N/A

1,873

geekbench_opencl

N/A

85,166

geekbench_vulkan

N/A

78,844

passmark_directx_10

N/A

108

passmark_directx_11

N/A

128

passmark_directx_12

N/A

52

passmark_directx_9

N/A

205

passmark_g2d

N/A

846

passmark_g3d

N/A

15,117

passmark_gpu_compute

N/A

6,176

DETAILED SPECIFICATIONS

SPECIFICATION

RX 640 OEM

Quadro RTX 4000

Core Specs

Shading Units

640

2,304 +260.0%

Shaders

640

2,304 +260.0%

TMUs

40

144 +260.0%

ROPs

16

64 +300.0%

Compute Units

10

—

SM Count

—

36

Clocks

Base Clock

—

1005 MHz

Boost Clock

—

1545 MHz

GPU Clock

1295 MHz

—

Memory Clock

1500 MHz 6 Gbps effective

1625 MHz 13 Gbps effective

Memory

Memory Size

4 GB

8 GB

VRAM (MB)

4,096

8,192 +100.0%

Memory Type

GDDR5

GDDR6

Memory Bus

128 bit

256 bit

Bandwidth

96.00 GB/s

416.0 GB/s

Cache

L1 Cache

16 KB (per CU)

64 KB (per SM)

L2 Cache

512 KB

4 MB

Performance

Pixel Rate

20.72 GPixel/s

98.88 GPixel/s

Texture Rate

51.80 GTexel/s

222.5 GTexel/s

FP32 (TFLOPS)

1.658 TFLOPS

7.119 TFLOPS

FP64 (TFLOPS)

103.6 GFLOPS (1:16)

222.5 GFLOPS (1:32)

FP16 (TFLOPS)

1.658 TFLOPS (1:1)

14.24 TFLOPS (2:1)

AI/RT

RT Cores

—

36

Tensor Cores

—

288

Power

TDP

50 W

160 W

TDP (W)

50

160 +220.0%

Suggested PSU

250 W

450 W

Power Connectors

None

1x 8-pin

Architecture

Architecture

GCN 4.0

Turing

GPU Name

Polaris 23

TU104

Generation

Polaris (RX 600)

Quadro Turing (Tx000)

Process Size

14 nm

12 nm

Transistors

2,200 million

13,600 million

Die Size

103 mm²

545 mm²

Foundry

GlobalFoundries

TSMC

Density

21.4M / mm²

25.0M / mm²

API Support

DirectX

12 (12_0)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.3

1.4

OpenCL

2.1

3.0

CUDA

—

7.5

Shader Model

6.7

6.8

Physical

Slot Width

Single-slot

Single-slot

Length

—

241 mm 9.5 inches

Height

—

111 mm 4.4 inches

Outputs

1x DisplayPort 1.4a2x mini-DisplayPort 1.4a

3x DisplayPort 1.4a1x USB Type-C

Bus Interface

PCIe 3.0 x8

PCIe 3.0 x16

Other

Launch Price

—

899 USD

Production

End-of-life

End-of-life

Predecessor

Polaris

Quadro Volta

Successor

Vega

Workstation Ampere

View Radeon RX 640 OEM Details View Quadro RTX 4000 Details