GPU Comparison
RADEON
AMD Radeon HD 7970
CORE STATE
Tahiti
VRAM
3 GB
CLOCK SPEED
—
TDP
250 W
BUS WIDTH
384 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2012
VS
GEFORCE
GeForce GTX 560M
CORE STATE
GF116
VRAM
1536 MB
CLOCK SPEED
—
TDP
75 W
BUS WIDTH
192 bit
ARCHITECTURE
Fermi 2.0
PROCESS
40 nm
LAUNCH DATE
2011
PERFORMANCE BENCHMARKS
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
HD 7970
GTX 560M
Core Specs
Shading Units
2,048
192
-90.6%
Shaders
2,048
192
-90.6%
TMUs
128
32
-75.0%
ROPs
32
24
-25.0%
Compute Units
32
—
SM Count
—
4
Clocks
GPU Clock
925 MHz
775 MHz
Shader Clock
—
1550 MHz
Memory Clock
1375 MHz
5.5 Gbps effective
625 MHz
2.5 Gbps effective
Memory
Memory Size
3 GB
1536 MB
VRAM (MB)
3,072
1,536
-50.0%
Memory Type
GDDR5
GDDR5
Memory Bus
384 bit
192 bit
Bandwidth
264.0 GB/s
60.00 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
768 KB
384 KB
Performance
Pixel Rate
29.60 GPixel/s
6.200 GPixel/s
Texture Rate
118.4 GTexel/s
24.80 GTexel/s
FP32 (TFLOPS)
3.789 TFLOPS
595.2 GFLOPS
FP64 (TFLOPS)
947.2 GFLOPS (1:4)
49.60 GFLOPS (1:12)
Power
TDP
250 W
75 W
TDP (W)
250
75
-70.0%
Suggested PSU
600 W
—
Power Connectors
1x 6-pin + 1x 8-pin
None
Architecture
Architecture
GCN 1.0
Fermi 2.0
GPU Name
Tahiti
GF116
Generation
Southern Islands
(HD 7900)
GeForce 500M
Process Size
28 nm
40 nm
Transistors
4,313 million
1,170 million
Die Size
352 mm²
238 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
4.9M / mm²
API Support
DirectX
12 (11_1)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
—
OpenCL
2.1 (1.2)
1.1
CUDA
—
2.1
Shader Model
6.5 (5.1)
5.1
Physical
Slot Width
Dual-slot
MXM Module
Length
275 mm
10.8 inches
—
Height
111 mm
4.4 inches
—
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Portable Device Dependent
Bus Interface
PCIe 3.0 x16
MXM-B (3.0)
Other
Launch Price
549 USD
—
Production
End-of-life
End-of-life
Predecessor
Northern Islands
GeForce 400M
Successor
Sea Islands
GeForce 600M