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
GEFORCE
GeForce GT 740M
CORE STATE
GK208
VRAM
2 GB
CLOCK SPEED
1033 MHz
TDP
33 W
BUS WIDTH
64 bit
ARCHITECTURE
Kepler 2.0
PROCESS
28 nm
LAUNCH DATE
2013
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
550X
GT 740M
Core Specs
Shading Units
512
384
-25.0%
Shaders
512
384
-25.0%
TMUs
32
32
0.0%
ROPs
16
8
-50.0%
Compute Units
8
—
Clocks
Base Clock
1082 MHz
980 MHz
Boost Clock
1218 MHz
1033 MHz
Memory Clock
1750 MHz
7 Gbps effective
900 MHz
1800 Mbps effective
Memory
Memory Size
2 GB
2 GB
VRAM (MB)
2,048
2,048
0.0%
Memory Type
GDDR5
DDR3
Memory Bus
128 bit
64 bit
Bandwidth
112.0 GB/s
14.40 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per SMX)
L2 Cache
512 KB
512 KB
Performance
Pixel Rate
19.49 GPixel/s
8.264 GPixel/s
Texture Rate
38.98 GTexel/s
33.06 GTexel/s
FP32 (TFLOPS)
1,247.2 GFLOPS
793.3 GFLOPS
FP64 (TFLOPS)
77.95 GFLOPS (1:16)
33.06 GFLOPS (1:24)
FP16 (TFLOPS)
1,247.2 GFLOPS (1:1)
—
Power
TDP
50 W
33 W
TDP (W)
50
33
-34.0%
Suggested PSU
250 W
—
Power Connectors
None
None
Architecture
Architecture
GCN 4.0
Kepler 2.0
GPU Name
Lexa
GK208
Generation
Polaris
(RX 500X)
GeForce 700M
Process Size
14 nm
28 nm
Transistors
2,200 million
1,020 million
Die Size
103 mm²
87 mm²
Foundry
GlobalFoundries
TSMC
Density
21.4M / mm²
11.7M / mm²
API Support
DirectX
12 (12_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.3
1.2.175
OpenCL
2.1
3.0
CUDA
—
3.5
Shader Model
6.7
6.5 (5.1)
Physical
Slot Width
Dual-slot
MXM Module
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 3.0 x8
Other
Production
End-of-life
End-of-life
Predecessor
Polaris
GeForce 600M
Successor
Vega
GeForce 800M