GPU Comparison

A

AMD

RADEON

AMD Radeon 550X

CORE STATE Lexa

VRAM 2 GB

CLOCK SPEED 1218 MHz

TDP 50 W

BUS WIDTH 128 bit

ARCHITECTURE GCN 4.0

nm

PROCESS 14 nm

LAUNCH DATE 2019

VS

A

AMD

RADEON

Radeon RX 5500 XT

CORE STATE Navi 14

VRAM 4 GB

CLOCK SPEED 1845 MHz

TDP 130 W

BUS WIDTH 128 bit

ARCHITECTURE RDNA 1.0

nm

PROCESS 7 nm

LAUNCH DATE 2019

PERFORMANCE BENCHMARKS

geekbench_opencl

8,749

44,625

3dmark_3dmark_steel_nomad_dx12

N/A

1,032

geekbench_metal

N/A

55,926

geekbench_vulkan

N/A

42,120

passmark_directx_10

N/A

46

passmark_directx_11

N/A

56

passmark_directx_12

N/A

40

passmark_directx_9

N/A

133

passmark_g2d

N/A

774

passmark_g3d

N/A

9,083

passmark_gpu_compute

N/A

4,446

DETAILED SPECIFICATIONS

SPECIFICATION

550X

RX 5500 XT

Core Specs

Shading Units

512

1,408 +175.0%

Shaders

512

1,408 +175.0%

TMUs

32

88 +175.0%

ROPs

16

32 +100.0%

Compute Units

8

22 +175.0%

Clocks

Base Clock

1082 MHz

1607 MHz

Boost Clock

1218 MHz

1845 MHz

Game Clock

—

1717 MHz

Memory Clock

1750 MHz 7 Gbps effective

1750 MHz 14 Gbps effective

Memory

Memory Size

2 GB

4 GB

VRAM (MB)

2,048

4,096 +100.0%

Memory Type

GDDR5

GDDR6

Memory Bus

128 bit

128 bit

Bandwidth

112.0 GB/s

224.0 GB/s

Cache

L1 Cache

16 KB (per CU)

—

L2 Cache

512 KB

2 MB

Performance

Pixel Rate

19.49 GPixel/s

59.04 GPixel/s

Texture Rate

38.98 GTexel/s

162.4 GTexel/s

FP32 (TFLOPS)

1,247.2 GFLOPS

5.196 TFLOPS

FP64 (TFLOPS)

77.95 GFLOPS (1:16)

324.7 GFLOPS (1:16)

FP16 (TFLOPS)

1,247.2 GFLOPS (1:1)

10.39 TFLOPS (2:1)

Power

TDP

50 W

130 W

TDP (W)

50

130 +160.0%

Suggested PSU

250 W

300 W

Power Connectors

None

1x 8-pin

Architecture

Architecture

GCN 4.0

RDNA 1.0

GPU Name

Lexa

Navi 14

Generation

Polaris (RX 500X)

Navi (RX 5000)

Process Size

14 nm

7 nm

Transistors

2,200 million

6,400 million

Die Size

103 mm²

158 mm²

Foundry

GlobalFoundries

TSMC

Density

21.4M / mm²

40.5M / mm²

API Support

DirectX

12 (12_0)

12 (12_1)

OpenGL

4.6

4.6

Vulkan

1.3

1.4

OpenCL

2.1

2.1

Shader Model

6.7

6.8

Physical

Slot Width

Dual-slot

Dual-slot

Length

145 mm 5.7 inches

180 mm 7.1 inches

Outputs

1x DVI1x HDMI 2.0b1x DisplayPort 1.4a

1x HDMI 2.0b3x DisplayPort 1.4a

Bus Interface

PCIe 3.0 x8

PCIe 4.0 x8

Other

Launch Price

—

169 USD

Production

End-of-life

End-of-life

Predecessor

Polaris

Vega

Successor

Vega

Navi II

View Radeon 550X Details View Radeon RX 5500 XT Details