AMD Radeon R9 290X vs AMD Radeon RX 550X Mobile
GPU · Specs Compare
Graphics Card
Release Date
Oct 2013
Apr 2018
Generation
Volcanic Islands
Mobility Radeon
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x8
Clock Speeds
Memory Clock
1250 MHz
1500 MHz
Base Clock
—
1100 MHz
Boost Clock
—
1176 MHz
Memory
Memory Size
4GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
512bit
64bit
Bandwidth
320.0GB/s
48.00GB/s
Render Config
Compute Units
44
10
Shading Units
2816
640
TMUs
176
40
ROPs
64
16
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
1024 KB
512 KB
Theoretical Performance
Pixel Rate
64.00 GPixel/s
18.82 GPixel/s
Texture Rate
176.0 GTexel/s
47.04 GTexel/s
FP32 (float)
5.632 TFLOPS
1.505 TFLOPS
FP64 (double)
704.0 GFLOPS
94.08 GFLOPS
FP16 (half)
—
1.505 TFLOPS
Graphics Processor
GPU Name
Hawaii
Polaris 23
GPU Variant
Hawaii XT(215-0852000)
Polaris 23 MXT
Architecture
GCN 2.0
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
28 nm
14 nm
Transistors
6.2 billion
2.2 billion
Die Size
438 mm²
103 mm²
Board Design
TDP
290W
50W
Suggested PSU
600 W
—
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
None
Graphics Features
DirectX
12 (12_0)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.2.170
1.2
Shader Model
6.5
6.4
▲ Specs Compare
Data sourced from official specifications and benchmark tests.