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
Tesla P40
CORE STATE
GP102
VRAM
24 GB
CLOCK SPEED
1531 MHz
TDP
250 W
BUS WIDTH
384 bit
ARCHITECTURE
Pascal
PROCESS
16 nm
LAUNCH DATE
2016
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
RX 550X
Tesla P40
Core Specs
Shading Units
512
3,840
+650.0%
Shaders
512
3,840
+650.0%
TMUs
32
240
+650.0%
ROPs
16
96
+500.0%
Compute Units
8
—
SM Count
—
30
Clocks
Base Clock
1100 MHz
1303 MHz
Boost Clock
1183 MHz
1531 MHz
Memory Clock
1500 MHz
6 Gbps effective
1808 MHz
7.2 Gbps effective
Memory
Memory Size
4 GB
24 GB
VRAM (MB)
4,096
24,576
+500.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
384 bit
Bandwidth
96.00 GB/s
347.1 GB/s
Cache
L1 Cache
16 KB (per CU)
48 KB (per SM)
L2 Cache
512 KB
3 MB
Performance
Pixel Rate
18.93 GPixel/s
147.0 GPixel/s
Texture Rate
37.86 GTexel/s
367.4 GTexel/s
FP32 (TFLOPS)
1,211.4 GFLOPS
11.76 TFLOPS
FP64 (TFLOPS)
75.71 GFLOPS (1:16)
367.4 GFLOPS (1:32)
FP16 (TFLOPS)
1,211.4 GFLOPS (1:1)
183.7 GFLOPS (1:64)
Power
TDP
50 W
250 W
TDP (W)
50
250
+400.0%
Suggested PSU
250 W
600 W
Power Connectors
None
8-pin EPS
Architecture
Architecture
GCN 4.0
Pascal
GPU Name
Lexa
GP102
Generation
Polaris
(RX 500X)
Tesla Pascal
(Pxx)
Process Size
14 nm
16 nm
Transistors
2,200 million
11,800 million
Die Size
103 mm²
471 mm²
Foundry
GlobalFoundries
TSMC
Density
21.4M / mm²
25.1M / 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
267 mm
10.5 inches
Height
—
111 mm
4.4 inches
Outputs
1x DVI1x HDMI 2.0b1x DisplayPort 1.4a
No outputs
Bus Interface
PCIe 3.0 x8
PCIe 3.0 x16
Other
Launch Price
—
5,699 USD
Production
End-of-life
End-of-life
Predecessor
Polaris
Tesla Maxwell
Successor
Vega
Tesla Volta