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
RADEON
Radeon R9 370X
CORE STATE
Trinidad
VRAM
2 GB
CLOCK SPEED
1030 MHz
TDP
180 W
BUS WIDTH
256 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2015
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
HD 7790
R9 370X
Core Specs
Shading Units
896
1,280
+42.9%
Shaders
896
1,280
+42.9%
TMUs
56
80
+42.9%
ROPs
16
32
+100.0%
Compute Units
14
24
+71.4%
Clocks
Base Clock
—
980 MHz
Boost Clock
—
1030 MHz
GPU Clock
1000 MHz
—
Memory Clock
1500 MHz
6 Gbps effective
1400 MHz
5.6 Gbps effective
Memory
Memory Size
1024 MB
2 GB
VRAM (MB)
1,024
2,048
+100.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
256 bit
Bandwidth
96.00 GB/s
179.2 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
256 KB
512 KB
Performance
Pixel Rate
16.00 GPixel/s
32.96 GPixel/s
Texture Rate
56.00 GTexel/s
82.40 GTexel/s
FP32 (TFLOPS)
1.792 TFLOPS
2.637 TFLOPS
FP64 (TFLOPS)
112.0 GFLOPS (1:16)
164.8 GFLOPS (1:16)
Power
TDP
85 W
180 W
TDP (W)
85
180
+111.8%
Suggested PSU
250 W
450 W
Power Connectors
1x 6-pin
2x 6-pin
Architecture
Architecture
GCN 2.0
GCN 1.0
GPU Name
Bonaire
Trinidad
Generation
Southern Islands
(HD 7700)
Pirate Islands
(R9 300)
Process Size
28 nm
28 nm
Transistors
2,080 million
2,800 million
Die Size
160 mm²
212 mm²
Foundry
TSMC
TSMC
Density
13.0M / mm²
13.2M / mm²
API Support
DirectX
12 (12_0)
12 (11_1)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.2.170
OpenCL
2.1
2.1 (1.2)
Shader Model
6.5
6.5 (5.1)
Physical
Slot Width
Dual-slot
Dual-slot
Length
183 mm
7.2 inches
221 mm
8.7 inches
Height
—
111 mm
4.4 inches
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Other
Launch Price
149 USD
199 USD
Production
End-of-life
End-of-life
Predecessor
Northern Islands
Volcanic Islands
Successor
Sea Islands
Arctic Islands