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
RADEON
Radeon PRO W6600
CORE STATE
Navi 23
VRAM
8 GB
CLOCK SPEED
2580 MHz
TDP
100 W
BUS WIDTH
128 bit
ARCHITECTURE
RDNA 2.0
PROCESS
7 nm
LAUNCH DATE
2021
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_metal
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
550X
PRO W6600
Core Specs
Shading Units
512
1,792
+250.0%
Shaders
512
1,792
+250.0%
TMUs
32
112
+250.0%
ROPs
16
64
+300.0%
Compute Units
8
28
+250.0%
Clocks
Base Clock
1082 MHz
2331 MHz
Boost Clock
1218 MHz
2580 MHz
Memory Clock
1750 MHz
7 Gbps effective
1750 MHz
14 Gbps effective
Memory
Memory Size
2 GB
8 GB
VRAM (MB)
2,048
8,192
+300.0%
Memory Type
GDDR5
GDDR6
Memory Bus
128 bit
128 bit
Bandwidth
112.0 GB/s
224.0 GB/s
Cache
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
512 KB
2 MB
L3 Cache
—
32 MB
L0 Cache
—
32 KB per WGP
Performance
Pixel Rate
19.49 GPixel/s
165.1 GPixel/s
Texture Rate
38.98 GTexel/s
289.0 GTexel/s
FP32 (TFLOPS)
1,247.2 GFLOPS
9.247 TFLOPS
FP64 (TFLOPS)
77.95 GFLOPS (1:16)
577.9 GFLOPS (1:16)
FP16 (TFLOPS)
1,247.2 GFLOPS (1:1)
18.49 TFLOPS (2:1)
AI/RT
RT Cores
—
28
Power
TDP
50 W
100 W
TDP (W)
50
100
+100.0%
Suggested PSU
250 W
300 W
Power Connectors
None
1x 6-pin
Architecture
Architecture
GCN 4.0
RDNA 2.0
GPU Name
Lexa
Navi 23
Generation
Polaris
(RX 500X)
Radeon Pro Navi
(Navi II Series)
Process Size
14 nm
7 nm
Transistors
2,200 million
11,060 million
Die Size
103 mm²
237 mm²
Foundry
GlobalFoundries
TSMC
Density
21.4M / mm²
46.7M / mm²
API Support
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.3
1.4
OpenCL
2.1
2.1
Shader Model
6.7
6.8
Physical
Slot Width
Dual-slot
Single-slot
Length
145 mm
5.7 inches
241 mm
9.5 inches
Outputs
1x DVI1x HDMI 2.0b1x DisplayPort 1.4a
4x DisplayPort 1.4a
Bus Interface
PCIe 3.0 x8
PCIe 4.0 x8
Other
Launch Price
—
649 USD
Production
End-of-life
End-of-life
Predecessor
Polaris
Radeon Pro Vega
Successor
Vega
—