GPU Comparison

AMD
RADEON

AMD Radeon HD 7970

CORE STATE Tahiti
VRAM 3 GB
CLOCK SPEED
TDP 250 W
BUS WIDTH 384 bit
ARCHITECTURE GCN 1.0
nm
PROCESS 28 nm
LAUNCH DATE 2012
VS
NVIDIA
GEFORCE

Tesla M40

CORE STATE GM200
VRAM 12 GB
CLOCK SPEED 1112 MHz
TDP 250 W
BUS WIDTH 384 bit
ARCHITECTURE Maxwell 2.0
nm
PROCESS 28 nm
LAUNCH DATE 2015

PERFORMANCE BENCHMARKS

geekbench_opencl
34,541
39,192
geekbench_vulkan
N/A
44,602

DETAILED SPECIFICATIONS

SPECIFICATION
HD 7970
Tesla M40
Core Specs
Shading Units
2,048
3,072 +50.0%
Shaders
2,048
3,072 +50.0%
TMUs
128
192 +50.0%
ROPs
32
96 +200.0%
Compute Units
32
Clocks
Base Clock
948 MHz
Boost Clock
1112 MHz
GPU Clock
925 MHz
Memory Clock
1375 MHz 5.5 Gbps effective
1502 MHz 6 Gbps effective
Memory
Memory Size
3 GB
12 GB
VRAM (MB)
3,072
12,288 +300.0%
Memory Type
GDDR5
GDDR5
Memory Bus
384 bit
384 bit
Bandwidth
264.0 GB/s
288.4 GB/s
Cache
L1 Cache
16 KB (per CU)
48 KB (per SMM)
L2 Cache
768 KB
3 MB
Performance
Pixel Rate
29.60 GPixel/s
106.8 GPixel/s
Texture Rate
118.4 GTexel/s
213.5 GTexel/s
FP32 (TFLOPS)
3.789 TFLOPS
6.832 TFLOPS
FP64 (TFLOPS)
947.2 GFLOPS (1:4)
213.5 GFLOPS (1:32)
Power
TDP
250 W
250 W
TDP (W)
250
250 0.0%
Suggested PSU
600 W
600 W
Power Connectors
1x 6-pin + 1x 8-pin
8-pin EPS
Architecture
Architecture
GCN 1.0
Maxwell 2.0
GPU Name
Tahiti
GM200
Generation
Southern Islands (HD 7900)
Tesla Maxwell (Mxx)
Process Size
28 nm
28 nm
Transistors
4,313 million
8,000 million
Die Size
352 mm²
601 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
13.3M / 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
View Radeon HD 7970 Details View Tesla M40 Details