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 GTX 680M
CORE STATE
GK104
VRAM
4 GB
CLOCK SPEED
758 MHz
TDP
100 W
BUS WIDTH
256 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2012
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_metal
DETAILED SPECIFICATIONS
SPECIFICATION
550X
GTX 680M
Core Specs
Shading Units
512
1,344
+162.5%
Shaders
512
1,344
+162.5%
TMUs
32
112
+250.0%
ROPs
16
32
+100.0%
Compute Units
8
—
Clocks
Base Clock
1082 MHz
719 MHz
Boost Clock
1218 MHz
758 MHz
Memory Clock
1750 MHz
7 Gbps effective
900 MHz
3.6 Gbps effective
Memory
Memory Size
2 GB
4 GB
VRAM (MB)
2,048
4,096
+100.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
256 bit
Bandwidth
112.0 GB/s
115.2 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
21.22 GPixel/s
Texture Rate
38.98 GTexel/s
84.90 GTexel/s
FP32 (TFLOPS)
1,247.2 GFLOPS
2.038 TFLOPS
FP64 (TFLOPS)
77.95 GFLOPS (1:16)
84.90 GFLOPS (1:24)
FP16 (TFLOPS)
1,247.2 GFLOPS (1:1)
—
Power
TDP
50 W
100 W
TDP (W)
50
100
+100.0%
Suggested PSU
250 W
—
Power Connectors
None
None
Architecture
Architecture
GCN 4.0
Kepler
GPU Name
Lexa
GK104
Generation
Polaris
(RX 500X)
GeForce 600M
Process Size
14 nm
28 nm
Transistors
2,200 million
3,540 million
Die Size
103 mm²
294 mm²
Foundry
GlobalFoundries
TSMC
Density
21.4M / mm²
12.0M / 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
—
3.0
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
MXM-B (3.0)
Other
Production
End-of-life
End-of-life
Predecessor
Polaris
GeForce 500M
Successor
Vega
GeForce 700M