GPU Comparison
RADEON
AMD Radeon RX 550
CORE STATE
Lexa
VRAM
2 GB
CLOCK SPEED
1183 MHz
TDP
50 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2017
VS
RADEON
Radeon RX 7800M
CORE STATE
Navi 32
VRAM
12 GB
CLOCK SPEED
2335 MHz
TDP
180 W
BUS WIDTH
192 bit
ARCHITECTURE
RDNA 3.0
PROCESS
5 nm
LAUNCH DATE
2024
PERFORMANCE BENCHMARKS
3dmark_3dmark_steel_nomad_dx12
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
RX 550
RX 7800M
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
60
+650.0%
Clocks
Base Clock
1100 MHz
1295 MHz
Boost Clock
1183 MHz
2335 MHz
Game Clock
—
2145 MHz
Memory Clock
1750 MHz
7 Gbps effective
2250 MHz
18 Gbps effective
Memory
Memory Size
2 GB
12 GB
VRAM (MB)
2,048
12,288
+500.0%
Memory Type
GDDR5
GDDR6
Memory Bus
128 bit
192 bit
Bandwidth
112.0 GB/s
432.0 GB/s
Cache
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
512 KB
4 MB
L3 Cache
—
48 MB
L0 Cache
—
32 KB per WGP
Performance
Pixel Rate
18.93 GPixel/s
224.2 GPixel/s
Texture Rate
37.86 GTexel/s
560.4 GTexel/s
FP32 (TFLOPS)
1,211.4 GFLOPS
35.87 TFLOPS
FP64 (TFLOPS)
75.71 GFLOPS (1:16)
1,120.8 GFLOPS (1:32)
FP16 (TFLOPS)
1,211.4 GFLOPS (1:1)
71.73 TFLOPS (2:1)
AI/RT
RT Cores
—
60
Power
TDP
50 W
180 W
TDP (W)
50
180
+260.0%
Suggested PSU
250 W
—
Power Connectors
None
None
Architecture
Architecture
GCN 4.0
RDNA 3.0
GPU Name
Lexa
Navi 32
Codename
—
Wheat Nas
Generation
Polaris
(RX 500)
Navi Mobile
(RX 7000M)
Process Size
14 nm
5 nm
Transistors
2,200 million
28,100 million
Die Size
103 mm²
346 mm²
Foundry
GlobalFoundries
TSMC
Density
21.4M / mm²
81.2M / mm²
API Support
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.3
1.4
OpenCL
2.1
2.2
Shader Model
6.7
6.8
Physical
Slot Width
Dual-slot
IGP
Length
145 mm
5.7 inches
—
Outputs
1x DVI1x HDMI 2.0b1x DisplayPort 1.4a
Portable Device Dependent
Bus Interface
PCIe 3.0 x8
PCIe 4.0 x16
Other
Launch Price
79 USD
—
Production
End-of-life
Active
Predecessor
Arctic Islands
Polaris Mobile
Successor
Vega
—