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
Quadro 2000
CORE STATE
GF106
VRAM
1024 MB
CLOCK SPEED
—
TDP
62 W
BUS WIDTH
128 bit
ARCHITECTURE
Fermi
PROCESS
40 nm
LAUNCH DATE
2010
PERFORMANCE BENCHMARKS
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
HD 7970
Quadro 2000
Core Specs
Shading Units
2,048
192
-90.6%
Shaders
2,048
192
-90.6%
TMUs
128
32
-75.0%
ROPs
32
16
-50.0%
Compute Units
32
—
SM Count
—
4
Clocks
GPU Clock
925 MHz
625 MHz
Shader Clock
—
1250 MHz
Memory Clock
1375 MHz
5.5 Gbps effective
650 MHz
2.6 Gbps effective
Memory
Memory Size
3 GB
1024 MB
VRAM (MB)
3,072
1,024
-66.7%
Memory Type
GDDR5
GDDR5
Memory Bus
384 bit
128 bit
Bandwidth
264.0 GB/s
41.60 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
768 KB
256 KB
Performance
Pixel Rate
29.60 GPixel/s
5.000 GPixel/s
Texture Rate
118.4 GTexel/s
20.00 GTexel/s
FP32 (TFLOPS)
3.789 TFLOPS
480.0 GFLOPS
FP64 (TFLOPS)
947.2 GFLOPS (1:4)
40.00 GFLOPS (1:12)
Power
TDP
250 W
62 W
TDP (W)
250
62
-75.2%
Suggested PSU
600 W
250 W
Power Connectors
1x 6-pin + 1x 8-pin
None
Architecture
Architecture
GCN 1.0
Fermi
GPU Name
Tahiti
GF106
Generation
Southern Islands
(HD 7900)
Quadro Fermi
(x000)
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
Single-slot
Length
275 mm
10.8 inches
178 mm
7 inches
Height
111 mm
4.4 inches
111 mm
4.4 inches
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
1x DVI2x DisplayPort
Bus Interface
PCIe 3.0 x16
PCIe 2.0 x16
Other
Launch Price
549 USD
599 USD
Production
End-of-life
End-of-life
Predecessor
Northern Islands
Quadro FX Tesla
Successor
Sea Islands
Quadro Kepler