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

TITAN RTX

CORE STATE TU102

VRAM 24 GB

CLOCK SPEED 1770 MHz

TDP 280 W

BUS WIDTH 384 bit

ARCHITECTURE Turing

nm

PROCESS 12 nm

LAUNCH DATE 2018

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

N/A

3,794

geekbench_opencl

N/A

148,755

geekbench_vulkan

N/A

132,180

passmark_directx_10

N/A

147

passmark_directx_11

N/A

189

passmark_directx_12

N/A

88

passmark_directx_9

N/A

223

passmark_g2d

N/A

860

passmark_g3d

N/A

20,491

passmark_gpu_compute

N/A

10,034

DETAILED SPECIFICATIONS

SPECIFICATION

RX 640 OEM

TITAN RTX

Core Specs

Shading Units

640

4,608 +620.0%

Shaders

640

4,608 +620.0%

TMUs

40

288 +620.0%

ROPs

16

96 +500.0%

Compute Units

10

—

SM Count

—

72

Clocks

Base Clock

—

1350 MHz

Boost Clock

—

1770 MHz

GPU Clock

1295 MHz

—

Memory Clock

1500 MHz 6 Gbps effective

1750 MHz 14 Gbps effective

Memory

Memory Size

4 GB

24 GB

VRAM (MB)

4,096

24,576 +500.0%

Memory Type

GDDR5

GDDR6

Memory Bus

128 bit

384 bit

Bandwidth

96.00 GB/s

672.0 GB/s

Cache

L1 Cache

16 KB (per CU)

64 KB (per SM)

L2 Cache

512 KB

6 MB

Performance

Pixel Rate

20.72 GPixel/s

169.9 GPixel/s

Texture Rate

51.80 GTexel/s

509.8 GTexel/s

FP32 (TFLOPS)

1.658 TFLOPS

16.31 TFLOPS

FP64 (TFLOPS)

103.6 GFLOPS (1:16)

509.8 GFLOPS (1:32)

FP16 (TFLOPS)

1.658 TFLOPS (1:1)

32.62 TFLOPS (2:1)

AI/RT

RT Cores

—

72

Tensor Cores

—

576

Power

TDP

50 W

280 W

TDP (W)

50

280 +460.0%

Suggested PSU

250 W

600 W

Power Connectors

None

2x 8-pin

Architecture

Architecture

GCN 4.0

Turing

GPU Name

Polaris 23

TU102

Generation

Polaris (RX 600)

GeForce 20

Process Size

14 nm

12 nm

Transistors

2,200 million

18,600 million

Die Size

103 mm²

754 mm²

Foundry

GlobalFoundries

TSMC

Density

21.4M / mm²

24.7M / 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

Dual-slot

Length

—

267 mm 10.5 inches

Height

—

116 mm 4.6 inches

Outputs

1x DisplayPort 1.4a2x mini-DisplayPort 1.4a

1x HDMI 2.03x DisplayPort 1.4a1x USB Type-C

Bus Interface

PCIe 3.0 x8

PCIe 3.0 x16

Other

Launch Price

—

2,499 USD

Production

End-of-life

End-of-life

Predecessor

Polaris

GeForce 10

Successor

Vega

GeForce 30

View Radeon RX 640 OEM Details View TITAN RTX Details