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 M40
CORE STATE
GM200
VRAM
12 GB
CLOCK SPEED
1112 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 7790
Tesla M40
Core Specs
Shading Units
896
3,072
+242.9%
Shaders
896
3,072
+242.9%
TMUs
56
192
+242.9%
ROPs
16
96
+500.0%
Compute Units
14
—
Clocks
Base Clock
—
948 MHz
Boost Clock
—
1112 MHz
GPU Clock
1000 MHz
—
Memory Clock
1500 MHz
6 Gbps effective
1502 MHz
6 Gbps effective
Memory
Memory Size
1024 MB
12 GB
VRAM (MB)
1,024
12,288
+1100.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
384 bit
Bandwidth
96.00 GB/s
288.4 GB/s
Cache
L1 Cache
16 KB (per CU)
48 KB (per SMM)
L2 Cache
256 KB
3 MB
Performance
Pixel Rate
16.00 GPixel/s
106.8 GPixel/s
Texture Rate
56.00 GTexel/s
213.5 GTexel/s
FP32 (TFLOPS)
1.792 TFLOPS
6.832 TFLOPS
FP64 (TFLOPS)
112.0 GFLOPS (1:16)
213.5 GFLOPS (1:32)
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
Maxwell 2.0
GPU Name
Bonaire
GM200
Generation
Southern Islands
(HD 7700)
Tesla Maxwell
(Mxx)
Process Size
28 nm
28 nm
Transistors
2,080 million
8,000 million
Die Size
160 mm²
601 mm²
Foundry
TSMC
TSMC
Density
13.0M / mm²
13.3M / 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
—
5.2
Shader Model
6.5
6.8
Physical
Slot Width
Dual-slot
Dual-slot
Length
183 mm
7.2 inches
267 mm
10.5 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
—
Production
End-of-life
End-of-life
Predecessor
Northern Islands
Tesla Kepler
Successor
Sea Islands
Tesla Pascal