GPU Comparison
RADEON
AMD Radeon 550X 640SP
CORE STATE
Lexa
VRAM
4 GB
CLOCK SPEED
1071 MHz
TDP
50 W
BUS WIDTH
64 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2018
VS
GEFORCE
GeForce RTX 2080 Mobile
CORE STATE
TU104
VRAM
8 GB
CLOCK SPEED
1590 MHz
TDP
150 W
BUS WIDTH
256 bit
ARCHITECTURE
Turing
PROCESS
12 nm
LAUNCH DATE
2019
DETAILED SPECIFICATIONS
SPECIFICATION
550X 640SP
RTX 2080 Mobile
Core Specs
Shading Units
640
2,944
+360.0%
Shaders
640
2,944
+360.0%
TMUs
40
184
+360.0%
ROPs
16
64
+300.0%
Compute Units
10
—
SM Count
—
46
Clocks
Base Clock
1019 MHz
1380 MHz
Boost Clock
1071 MHz
1590 MHz
Memory Clock
1500 MHz
6 Gbps effective
1750 MHz
14 Gbps effective
Memory
Memory Size
4 GB
8 GB
VRAM (MB)
4,096
8,192
+100.0%
Memory Type
GDDR5
GDDR6
Memory Bus
64 bit
256 bit
Bandwidth
48.00 GB/s
448.0 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
256 KB
4 MB
Performance
Pixel Rate
17.14 GPixel/s
101.8 GPixel/s
Texture Rate
42.84 GTexel/s
292.6 GTexel/s
FP32 (TFLOPS)
1,370.9 GFLOPS
9.362 TFLOPS
FP64 (TFLOPS)
85.68 GFLOPS (1:16)
292.6 GFLOPS (1:32)
FP16 (TFLOPS)
1,370.9 GFLOPS (1:1)
18.72 TFLOPS (2:1)
AI/RT
RT Cores
—
46
Tensor Cores
—
368
Power
TDP
50 W
150 W
TDP (W)
50
150
+200.0%
Suggested PSU
250 W
—
Power Connectors
None
None
Architecture
Architecture
GCN 4.0
Turing
GPU Name
Lexa
TU104
Generation
Polaris
(RX 500X)
GeForce 20 Mobile
Process Size
14 nm
12 nm
Transistors
2,200 million
13,600 million
Die Size
103 mm²
545 mm²
Foundry
GlobalFoundries
TSMC
Density
21.4M / mm²
25.0M / mm²
API Support
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.3
1.4
OpenCL
2.1
3.0
CUDA
—
7.5
Shader Model
6.7
6.8
Physical
Slot Width
IGP
MXM Module
Outputs
1x DVI1x HDMI 2.0b1x DisplayPort 1.4a
Portable Device Dependent
Bus Interface
PCIe 3.0 x8
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Polaris
GeForce 10 Mobile
Successor
Vega
GeForce 30 Mobile