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
GeForce GT 745M
CORE STATE
GK107
VRAM
2 GB
CLOCK SPEED
—
TDP
45 W
BUS WIDTH
128 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
PERFORMANCE BENCHMARKS
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
HD 7730M
GT 745M
Core Specs
Shading Units
512
384
-25.0%
Shaders
512
384
-25.0%
TMUs
32
32
0.0%
ROPs
16
16
0.0%
Compute Units
8
—
Clocks
Base Clock
575 MHz
—
Boost Clock
675 MHz
—
GPU Clock
—
549 MHz
Memory Clock
900 MHz
1800 Mbps effective
1000 MHz
4 Gbps effective
Memory
Memory Size
2 GB
2 GB
VRAM (MB)
2,048
2,048
0.0%
Memory Type
DDR3
GDDR5
Memory Bus
128 bit
128 bit
Bandwidth
28.80 GB/s
64.00 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per SMX)
L2 Cache
256 KB
256 KB
Performance
Pixel Rate
10.80 GPixel/s
4.392 GPixel/s
Texture Rate
21.60 GTexel/s
17.57 GTexel/s
FP32 (TFLOPS)
691.2 GFLOPS
421.6 GFLOPS
FP64 (TFLOPS)
43.20 GFLOPS (1:16)
17.57 GFLOPS (1:24)
Power
TDP
25 W
45 W
TDP (W)
25
45
+80.0%
Architecture
Architecture
GCN 1.0
Kepler
GPU Name
Chelsea
GK107
Generation
London
(HD 7700M)
GeForce 700M
Process Size
28 nm
28 nm
Transistors
1,500 million
1,270 million
Die Size
123 mm²
118 mm²
Foundry
TSMC
TSMC
Density
12.2M / mm²
10.8M / mm²
API Support
DirectX
12 (11_1)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.2.175
OpenCL
2.1 (1.2)
3.0
CUDA
—
3.0
Shader Model
6.5 (5.1)
6.5 (5.1)
Physical
Slot Width
—
IGP
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Vancouver
GeForce 600M
Successor
Solar System
GeForce 800M