GPU Comparison
RADEON
AMD Radeon HD 7790
CORE STATE
Bonaire
VRAM
1024 MB
CLOCK SPEED
—
TDP
85 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 2.0
PROCESS
28 nm
LAUNCH DATE
2013
VS
GEFORCE
Tesla P40
CORE STATE
GP102
VRAM
24 GB
CLOCK SPEED
1531 MHz
TDP
250 W
BUS WIDTH
384 bit
ARCHITECTURE
Pascal
PROCESS
16 nm
LAUNCH DATE
2016
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 7790
Tesla P40
Core Specs
Shading Units
896
3,840
+328.6%
Shaders
896
3,840
+328.6%
TMUs
56
240
+328.6%
ROPs
16
96
+500.0%
Compute Units
14
—
SM Count
—
30
Clocks
Base Clock
—
1303 MHz
Boost Clock
—
1531 MHz
GPU Clock
1000 MHz
—
Memory Clock
1500 MHz
6 Gbps effective
1808 MHz
7.2 Gbps effective
Memory
Memory Size
1024 MB
24 GB
VRAM (MB)
1,024
24,576
+2300.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
384 bit
Bandwidth
96.00 GB/s
347.1 GB/s
Cache
L1 Cache
16 KB (per CU)
48 KB (per SM)
L2 Cache
256 KB
3 MB
Performance
Pixel Rate
16.00 GPixel/s
147.0 GPixel/s
Texture Rate
56.00 GTexel/s
367.4 GTexel/s
FP32 (TFLOPS)
1.792 TFLOPS
11.76 TFLOPS
FP64 (TFLOPS)
112.0 GFLOPS (1:16)
367.4 GFLOPS (1:32)
FP16 (TFLOPS)
—
183.7 GFLOPS (1:64)
Power
TDP
85 W
250 W
TDP (W)
85
250
+194.1%
Suggested PSU
250 W
600 W
Power Connectors
1x 6-pin
8-pin EPS
Architecture
Architecture
GCN 2.0
Pascal
GPU Name
Bonaire
GP102
Generation
Southern Islands
(HD 7700)
Tesla Pascal
(Pxx)
Process Size
28 nm
16 nm
Transistors
2,080 million
11,800 million
Die Size
160 mm²
471 mm²
Foundry
TSMC
TSMC
Density
13.0M / mm²
25.1M / mm²
API Support
DirectX
12 (12_0)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1
3.0
CUDA
—
6.1
Shader Model
6.5
6.8
Physical
Slot Width
Dual-slot
Dual-slot
Length
183 mm
7.2 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
149 USD
5,699 USD
Production
End-of-life
End-of-life
Predecessor
Northern Islands
Tesla Maxwell
Successor
Sea Islands
Tesla Volta