GPU Comparison
RADEON
AMD Radeon HD 7950
CORE STATE
Tahiti
VRAM
3 GB
CLOCK SPEED
—
TDP
200 W
BUS WIDTH
384 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2012
VS
GEFORCE
Quadro M6000
CORE STATE
GM200
VRAM
12 GB
CLOCK SPEED
1114 MHz
TDP
250 W
BUS WIDTH
384 bit
ARCHITECTURE
Maxwell 2.0
PROCESS
28 nm
LAUNCH DATE
2015
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 7950
Quadro M6000
Core Specs
Shading Units
1,792
3,072
+71.4%
Shaders
1,792
3,072
+71.4%
TMUs
112
192
+71.4%
ROPs
32
96
+200.0%
Compute Units
28
—
Clocks
Base Clock
—
988 MHz
Boost Clock
—
1114 MHz
GPU Clock
800 MHz
—
Memory Clock
1250 MHz
5 Gbps effective
1653 MHz
6.6 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
240.0 GB/s
317.4 GB/s
Cache
L1 Cache
16 KB (per CU)
48 KB (per SMM)
L2 Cache
768 KB
3 MB
Performance
Pixel Rate
25.60 GPixel/s
106.9 GPixel/s
Texture Rate
89.60 GTexel/s
213.9 GTexel/s
FP32 (TFLOPS)
2.867 TFLOPS
6.844 TFLOPS
FP64 (TFLOPS)
716.8 GFLOPS (1:4)
213.9 GFLOPS (1:32)
Power
TDP
200 W
250 W
TDP (W)
200
250
+25.0%
Suggested PSU
550 W
600 W
Power Connectors
2x 6-pin
1x 8-pin
Architecture
Architecture
GCN 1.0
Maxwell 2.0
GPU Name
Tahiti
GM200
Generation
Southern Islands
(HD 7900)
Quadro Maxwell
(Mx000)
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
278 mm
10.9 inches
267 mm
10.5 inches
Height
111 mm
4.4 inches
111 mm
4.4 inches
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
1x DVI4x DisplayPort 1.2
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Other
Launch Price
449 USD
—
Production
End-of-life
End-of-life
Predecessor
Northern Islands
Quadro Kepler
Successor
Sea Islands
Quadro Pascal