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
Tesla M60
CORE STATE
GM204
VRAM
8 GB
CLOCK SPEED
1178 MHz
TDP
300 W
BUS WIDTH
256 bit
ARCHITECTURE
Maxwell 2.0
PROCESS
28 nm
LAUNCH DATE
2015
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 7970
Tesla M60
Core Specs
Shading Units
2,048
2,048
0.0%
Shaders
2,048
2,048
0.0%
TMUs
128
128
0.0%
ROPs
32
64
+100.0%
Compute Units
32
—
Clocks
Base Clock
—
557 MHz
Boost Clock
—
1178 MHz
GPU Clock
925 MHz
—
Memory Clock
1375 MHz
5.5 Gbps effective
1253 MHz
5 Gbps effective
Memory
Memory Size
3 GB
8 GB
VRAM (MB)
3,072
8,192
+166.7%
Memory Type
GDDR5
GDDR5
Memory Bus
384 bit
256 bit
Bandwidth
264.0 GB/s
160.4 GB/s
Cache
L1 Cache
16 KB (per CU)
48 KB (per SMM)
L2 Cache
768 KB
2 MB
Performance
Pixel Rate
29.60 GPixel/s
75.39 GPixel/s
Texture Rate
118.4 GTexel/s
150.8 GTexel/s
FP32 (TFLOPS)
3.789 TFLOPS
4.825 TFLOPS
FP64 (TFLOPS)
947.2 GFLOPS (1:4)
150.8 GFLOPS (1:32)
Power
TDP
250 W
300 W
TDP (W)
250
300
+20.0%
Suggested PSU
600 W
700 W
Power Connectors
1x 6-pin + 1x 8-pin
1x 8-pin
Architecture
Architecture
GCN 1.0
Maxwell 2.0
GPU Name
Tahiti
GM204
Generation
Southern Islands
(HD 7900)
Tesla Maxwell
(Mxx)
Process Size
28 nm
28 nm
Transistors
4,313 million
5,200 million
Die Size
352 mm²
398 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
13.1M / mm²
API Support
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1 (1.2)
3.0
CUDA
—
5.2
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
Dual-slot
Dual-slot
Length
275 mm
10.8 inches
267 mm
10.5 inches
Height
111 mm
4.4 inches
—
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
No outputs
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Other
Launch Price
549 USD
—
Production
End-of-life
End-of-life
Predecessor
Northern Islands
Tesla Kepler
Successor
Sea Islands
Tesla Pascal