GPU Comparison
RADEON
AMD Radeon R7 Graphics
CORE STATE
Spectre Lite
VRAM
System Shared
CLOCK SPEED
—
TDP
25 W
BUS WIDTH
System Shared
ARCHITECTURE
GCN 2.0
PROCESS
28 nm
LAUNCH DATE
2014
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
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
R7 Graphics
GT 745M
Core Specs
Shading Units
384
384
0.0%
Shaders
384
384
0.0%
TMUs
24
32
+33.3%
ROPs
8
16
+100.0%
Compute Units
6
—
Clocks
GPU Clock
720 MHz
549 MHz
Memory Clock
System Shared
1000 MHz
4 Gbps effective
Memory
Memory Size
System Shared
2 GB
VRAM (MB)
—
2,048
Memory Type
System Shared
GDDR5
Memory Bus
System Shared
128 bit
Bandwidth
System Dependent
64.00 GB/s
Cache
L1 Cache
—
16 KB (per SMX)
L2 Cache
—
256 KB
Performance
Pixel Rate
5.760 GPixel/s
4.392 GPixel/s
Texture Rate
17.28 GTexel/s
17.57 GTexel/s
FP32 (TFLOPS)
553.0 GFLOPS
421.6 GFLOPS
FP64 (TFLOPS)
34.56 GFLOPS (1:16)
17.57 GFLOPS (1:24)
Power
TDP
25 W
45 W
TDP (W)
25
45
+80.0%
Architecture
Architecture
GCN 2.0
Kepler
GPU Name
Spectre Lite
GK107
Generation
GCN 2.0 IGP
(Kaveri)
GeForce 700M
Process Size
28 nm
28 nm
Transistors
2,410 million
1,270 million
Die Size
245 mm²
118 mm²
Foundry
GlobalFoundries
TSMC
Density
9.8M / mm²
10.8M / mm²
API Support
DirectX
12 (12_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.2.175
OpenCL
2.1
3.0
CUDA
—
3.0
Shader Model
6.5
6.5 (5.1)
Physical
Slot Width
IGP
IGP
Outputs
Motherboard Dependent
Portable Device Dependent
Bus Interface
IGP
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
TeraScale 3 IGP
GeForce 600M
Successor
GCN 3.0 IGP
GeForce 800M