GPU Comparison
RADEON
AMD Radeon RX 550X
CORE STATE
Lexa
VRAM
4 GB
CLOCK SPEED
1183 MHz
TDP
50 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2018
VS
GEFORCE
P106-090
CORE STATE
GP106
VRAM
3 GB
CLOCK SPEED
1531 MHz
TDP
75 W
BUS WIDTH
192 bit
ARCHITECTURE
Pascal
PROCESS
16 nm
LAUNCH DATE
2017
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
3dmark_3dmark_steel_nomad_dx12
DETAILED SPECIFICATIONS
SPECIFICATION
RX 550X
P106-090
Core Specs
Shading Units
512
768
+50.0%
Shaders
512
768
+50.0%
TMUs
32
48
+50.0%
ROPs
16
48
+200.0%
Compute Units
8
—
SM Count
—
6
Clocks
Base Clock
1100 MHz
1354 MHz
Boost Clock
1183 MHz
1531 MHz
Memory Clock
1500 MHz
6 Gbps effective
2002 MHz
8 Gbps effective
Memory
Memory Size
4 GB
3 GB
VRAM (MB)
4,096
3,072
-25.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
192 bit
Bandwidth
96.00 GB/s
192.2 GB/s
Cache
L1 Cache
16 KB (per CU)
48 KB (per SM)
L2 Cache
512 KB
1536 KB
Performance
Pixel Rate
18.93 GPixel/s
73.49 GPixel/s
Texture Rate
37.86 GTexel/s
73.49 GTexel/s
FP32 (TFLOPS)
1,211.4 GFLOPS
2.352 TFLOPS
FP64 (TFLOPS)
75.71 GFLOPS (1:16)
73.49 GFLOPS (1:32)
FP16 (TFLOPS)
1,211.4 GFLOPS (1:1)
36.74 GFLOPS (1:64)
Power
TDP
50 W
75 W
TDP (W)
50
75
+50.0%
Suggested PSU
250 W
250 W
Power Connectors
None
1x 6-pin
Architecture
Architecture
GCN 4.0
Pascal
GPU Name
Lexa
GP106
Generation
Polaris
(RX 500X)
Mining GPUs
Process Size
14 nm
16 nm
Transistors
2,200 million
4,400 million
Die Size
103 mm²
200 mm²
Foundry
GlobalFoundries
TSMC
Density
21.4M / mm²
22.0M / mm²
API Support
DirectX
12 (12_0)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.3
1.4
OpenCL
2.1
3.0
CUDA
—
6.1
Shader Model
6.7
6.8
Physical
Slot Width
Dual-slot
Dual-slot
Length
145 mm
5.7 inches
250 mm
9.8 inches
Outputs
1x DVI1x HDMI 2.0b1x DisplayPort 1.4a
No outputs
Bus Interface
PCIe 3.0 x8
PCIe 1.0 x1
Other
Production
End-of-life
End-of-life
Predecessor
Polaris
—
Successor
Vega
—