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
P102-100
CORE STATE
GP102
VRAM
5 GB
CLOCK SPEED
1683 MHz
TDP
250 W
BUS WIDTH
320 bit
ARCHITECTURE
Pascal
PROCESS
16 nm
LAUNCH DATE
2018
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 7790
P102-100
Core Specs
Shading Units
896
3,200
+257.1%
Shaders
896
3,200
+257.1%
TMUs
56
200
+257.1%
ROPs
16
80
+400.0%
Compute Units
14
—
SM Count
—
25
Clocks
Base Clock
—
1582 MHz
Boost Clock
—
1683 MHz
GPU Clock
1000 MHz
—
Memory Clock
1500 MHz
6 Gbps effective
1376 MHz
11 Gbps effective
Memory
Memory Size
1024 MB
5 GB
VRAM (MB)
1,024
5,120
+400.0%
Memory Type
GDDR5
GDDR5X
Memory Bus
128 bit
320 bit
Bandwidth
96.00 GB/s
440.3 GB/s
Cache
L1 Cache
16 KB (per CU)
48 KB (per SM)
L2 Cache
256 KB
2.5 MB
Performance
Pixel Rate
16.00 GPixel/s
134.6 GPixel/s
Texture Rate
56.00 GTexel/s
336.6 GTexel/s
FP32 (TFLOPS)
1.792 TFLOPS
10.77 TFLOPS
FP64 (TFLOPS)
112.0 GFLOPS (1:16)
336.6 GFLOPS (1:32)
FP16 (TFLOPS)
—
168.3 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
2x 8-pin
Architecture
Architecture
GCN 2.0
Pascal
GPU Name
Bonaire
GP102
Generation
Southern Islands
(HD 7700)
Mining GPUs
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
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
No outputs
Bus Interface
PCIe 3.0 x16
PCIe 1.0 x4
Other
Launch Price
149 USD
—
Production
End-of-life
End-of-life
Predecessor
Northern Islands
—
Successor
Sea Islands
—