GPU Comparison
RADEON
AMD Radeon HD 7730M
CORE STATE
Chelsea
VRAM
2 GB
CLOCK SPEED
675 MHz
TDP
25 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2012
VS
GEFORCE
Quadro K620
CORE STATE
GM107
VRAM
2 GB
CLOCK SPEED
1124 MHz
TDP
45 W
BUS WIDTH
128 bit
ARCHITECTURE
Maxwell
PROCESS
28 nm
LAUNCH DATE
2014
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 7730M
Quadro K620
Core Specs
Shading Units
512
384
-25.0%
Shaders
512
384
-25.0%
TMUs
32
24
-25.0%
ROPs
16
16
0.0%
Compute Units
8
—
Clocks
Base Clock
575 MHz
1058 MHz
Boost Clock
675 MHz
1124 MHz
Memory Clock
900 MHz
1800 Mbps effective
900 MHz
1800 Mbps effective
Memory
Memory Size
2 GB
2 GB
VRAM (MB)
2,048
2,048
0.0%
Memory Type
DDR3
DDR3
Memory Bus
128 bit
128 bit
Bandwidth
28.80 GB/s
28.80 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SMM)
L2 Cache
256 KB
2 MB
Performance
Pixel Rate
10.80 GPixel/s
17.98 GPixel/s
Texture Rate
21.60 GTexel/s
26.98 GTexel/s
FP32 (TFLOPS)
691.2 GFLOPS
863.2 GFLOPS
FP64 (TFLOPS)
43.20 GFLOPS (1:16)
26.98 GFLOPS (1:32)
Power
TDP
25 W
45 W
TDP (W)
25
45
+80.0%
Suggested PSU
—
200 W
Power Connectors
—
None
Architecture
Architecture
GCN 1.0
Maxwell
GPU Name
Chelsea
GM107
Generation
London
(HD 7700M)
Quadro Kepler
(Kx200)
Process Size
28 nm
28 nm
Transistors
1,500 million
1,870 million
Die Size
123 mm²
148 mm²
Foundry
TSMC
TSMC
Density
12.2M / mm²
12.6M / mm²
API Support
DirectX
12 (11_1)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1 (1.2)
3.0
CUDA
—
5.0
Shader Model
6.5 (5.1)
6.7 (5.1)
Physical
Slot Width
—
Single-slot
Length
—
160 mm
6.3 inches
Height
—
69 mm
2.7 inches
Outputs
Portable Device Dependent
1x DVI1x DisplayPort 1.2
Bus Interface
PCIe 2.0 x16
PCIe 2.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Vancouver
Quadro Fermi
Successor
Solar System
Quadro Maxwell