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
GPU
UHD Graphics 750
CORE STATE
Rocket Lake
VRAM
System Shared
CLOCK SPEED
1300 MHz
TDP
15 W
BUS WIDTH
System Shared
ARCHITECTURE
Generation 12.1
PROCESS
14 nm+++
LAUNCH DATE
2021
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
550X
UHD Graphics 750
Core Specs
Shading Units
512
256
-50.0%
Shaders
512
256
-50.0%
TMUs
32
16
-50.0%
ROPs
16
8
-50.0%
Compute Units
8
—
Execution Units
—
32
Clocks
Base Clock
1082 MHz
300 MHz
Boost Clock
1218 MHz
1300 MHz
Memory Clock
1750 MHz
7 Gbps effective
System Shared
Memory
Memory Size
2 GB
System Shared
VRAM (MB)
2,048
—
Memory Type
GDDR5
System Shared
Memory Bus
128 bit
System Shared
Bandwidth
112.0 GB/s
System Dependent
Cache
L1 Cache
16 KB (per CU)
—
L2 Cache
512 KB
—
Performance
Pixel Rate
19.49 GPixel/s
10.40 GPixel/s
Texture Rate
38.98 GTexel/s
20.80 GTexel/s
FP32 (TFLOPS)
1,247.2 GFLOPS
665.6 GFLOPS
FP64 (TFLOPS)
77.95 GFLOPS (1:16)
—
FP16 (TFLOPS)
1,247.2 GFLOPS (1:1)
1,331.2 GFLOPS (2:1)
Power
TDP
50 W
15 W
TDP (W)
50
15
-70.0%
Suggested PSU
250 W
—
Power Connectors
None
—
Architecture
Architecture
GCN 4.0
Generation 12.1
GPU Name
Lexa
Rocket Lake
Generation
Polaris
(RX 500X)
HD Graphics
(Rocket Lake)
Process Size
14 nm
14 nm+++
Transistors
2,200 million
—
Die Size
103 mm²
—
Foundry
GlobalFoundries
Intel
Density
21.4M / 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
Shader Model
6.7
6.6
Physical
Slot Width
Dual-slot
IGP
Length
145 mm
5.7 inches
—
Outputs
1x DVI1x HDMI 2.0b1x DisplayPort 1.4a
Motherboard Dependent
Bus Interface
PCIe 3.0 x8
Ring Bus
Other
Production
End-of-life
End-of-life
Predecessor
Polaris
—
Successor
Vega
—