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
GeForce GT 545
CORE STATE
GF116
VRAM
1536 MB
CLOCK SPEED
—
TDP
70 W
BUS WIDTH
192 bit
ARCHITECTURE
Fermi 2.0
PROCESS
40 nm
LAUNCH DATE
2011
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
RX 550X
GT 545
Core Specs
Shading Units
512
144
-71.9%
Shaders
512
144
-71.9%
TMUs
32
24
-25.0%
ROPs
16
16
0.0%
Compute Units
8
—
SM Count
—
3
Clocks
Base Clock
1100 MHz
—
Boost Clock
1183 MHz
—
GPU Clock
—
720 MHz
Shader Clock
—
1440 MHz
Memory Clock
1500 MHz
6 Gbps effective
800 MHz
1600 Mbps effective
Memory
Memory Size
4 GB
1536 MB
VRAM (MB)
4,096
1,536
-62.5%
Memory Type
GDDR5
DDR3
Memory Bus
128 bit
192 bit
Bandwidth
96.00 GB/s
38.40 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
512 KB
384 KB
Performance
Pixel Rate
18.93 GPixel/s
4.320 GPixel/s
Texture Rate
37.86 GTexel/s
17.28 GTexel/s
FP32 (TFLOPS)
1,211.4 GFLOPS
414.7 GFLOPS
FP64 (TFLOPS)
75.71 GFLOPS (1:16)
34.56 GFLOPS (1:12)
FP16 (TFLOPS)
1,211.4 GFLOPS (1:1)
—
Power
TDP
50 W
70 W
TDP (W)
50
70
+40.0%
Suggested PSU
250 W
250 W
Power Connectors
None
None
Architecture
Architecture
GCN 4.0
Fermi 2.0
GPU Name
Lexa
GF116
Generation
Polaris
(RX 500X)
GeForce 500
Process Size
14 nm
40 nm
Transistors
2,200 million
1,170 million
Die Size
103 mm²
238 mm²
Foundry
GlobalFoundries
TSMC
Density
21.4M / mm²
4.9M / mm²
API Support
DirectX
12 (12_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.3
—
OpenCL
2.1
1.1
CUDA
—
2.1
Shader Model
6.7
5.1
Physical
Slot Width
Dual-slot
Single-slot
Length
145 mm
5.7 inches
145 mm
5.7 inches
Outputs
1x DVI1x HDMI 2.0b1x DisplayPort 1.4a
1x DVI1x HDMI 1.3a1x VGA
Bus Interface
PCIe 3.0 x8
PCIe 2.0 x16
Other
Launch Price
—
149 USD
Production
End-of-life
End-of-life
Predecessor
Polaris
GeForce 400
Successor
Vega
GeForce 600