GPU Comparison
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
PROCESS
14 nm
LAUNCH DATE
2019
VS
GEFORCE
Tesla P4
CORE STATE
GP104
VRAM
8 GB
CLOCK SPEED
1114 MHz
TDP
75 W
BUS WIDTH
256 bit
ARCHITECTURE
Pascal
PROCESS
16 nm
LAUNCH DATE
2016
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
550X
Tesla P4
Core Specs
Shading Units
512
2,560
+400.0%
Shaders
512
2,560
+400.0%
TMUs
32
160
+400.0%
ROPs
16
64
+300.0%
Compute Units
8
—
SM Count
—
20
Clocks
Base Clock
1082 MHz
886 MHz
Boost Clock
1218 MHz
1114 MHz
Memory Clock
1750 MHz
7 Gbps effective
1502 MHz
6 Gbps effective
Memory
Memory Size
2 GB
8 GB
VRAM (MB)
2,048
8,192
+300.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
256 bit
Bandwidth
112.0 GB/s
192.3 GB/s
Cache
L1 Cache
16 KB (per CU)
48 KB (per SM)
L2 Cache
512 KB
2 MB
Performance
Pixel Rate
19.49 GPixel/s
71.30 GPixel/s
Texture Rate
38.98 GTexel/s
178.2 GTexel/s
FP32 (TFLOPS)
1,247.2 GFLOPS
5.704 TFLOPS
FP64 (TFLOPS)
77.95 GFLOPS (1:16)
178.2 GFLOPS (1:32)
FP16 (TFLOPS)
1,247.2 GFLOPS (1:1)
89.12 GFLOPS (1:64)
Power
TDP
50 W
75 W
TDP (W)
50
75
+50.0%
Suggested PSU
250 W
250 W
Power Connectors
None
None
Architecture
Architecture
GCN 4.0
Pascal
GPU Name
Lexa
GP104
Generation
Polaris
(RX 500X)
Tesla Pascal
(Pxx)
Process Size
14 nm
16 nm
Transistors
2,200 million
7,200 million
Die Size
103 mm²
314 mm²
Foundry
GlobalFoundries
TSMC
Density
21.4M / mm²
22.9M / 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
Single-slot
Length
145 mm
5.7 inches
168 mm
6.6 inches
Outputs
1x DVI1x HDMI 2.0b1x DisplayPort 1.4a
No outputs
Bus Interface
PCIe 3.0 x8
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Polaris
Tesla Maxwell
Successor
Vega
Tesla Volta