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 K2000D
CORE STATE
GK107
VRAM
2 GB
CLOCK SPEED
—
TDP
51 W
BUS WIDTH
128 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
HD 7950
Quadro K2000D
Core Specs
Shading Units
1,792
384
-78.6%
Shaders
1,792
384
-78.6%
TMUs
112
32
-71.4%
ROPs
32
16
-50.0%
Compute Units
28
—
Clocks
GPU Clock
800 MHz
954 MHz
Memory Clock
1250 MHz
5 Gbps effective
1000 MHz
4 Gbps effective
Memory
Memory Size
3 GB
2 GB
VRAM (MB)
3,072
2,048
-33.3%
Memory Type
GDDR5
GDDR5
Memory Bus
384 bit
128 bit
Bandwidth
240.0 GB/s
64.00 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per SMX)
L2 Cache
768 KB
256 KB
Performance
Pixel Rate
25.60 GPixel/s
7.632 GPixel/s
Texture Rate
89.60 GTexel/s
30.53 GTexel/s
FP32 (TFLOPS)
2.867 TFLOPS
732.7 GFLOPS
FP64 (TFLOPS)
716.8 GFLOPS (1:4)
30.53 GFLOPS (1:24)
Power
TDP
200 W
51 W
TDP (W)
200
51
-74.5%
Suggested PSU
550 W
250 W
Power Connectors
2x 6-pin
None
Architecture
Architecture
GCN 1.0
Kepler
GPU Name
Tahiti
GK107
Generation
Southern Islands
(HD 7900)
Quadro Kepler
(Kx000)
Process Size
28 nm
28 nm
Transistors
4,313 million
1,270 million
Die Size
352 mm²
118 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
10.8M / mm²
API Support
DirectX
12 (11_1)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.2.175
OpenCL
2.1 (1.2)
3.0
CUDA
—
3.0
Shader Model
6.5 (5.1)
6.5 (5.1)
Physical
Slot Width
Dual-slot
Single-slot
Length
278 mm
10.9 inches
202 mm
8 inches
Height
111 mm
4.4 inches
111 mm
4.4 inches
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
2x DVI1x mini-DisplayPort 1.2
Bus Interface
PCIe 3.0 x16
PCIe 2.0 x16
Other
Launch Price
449 USD
599 USD
Production
End-of-life
End-of-life
Predecessor
Northern Islands
Quadro Fermi
Successor
Sea Islands
Quadro Maxwell