GPU Comparison
RADEON
AMD Radeon R7 250
CORE STATE
Cape Verde
VRAM
1024 MB
CLOCK SPEED
—
TDP
55 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2013
VS
RADEON
Radeon RX 470
CORE STATE
Ellesmere
VRAM
4 GB
CLOCK SPEED
1206 MHz
TDP
120 W
BUS WIDTH
256 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2016
PERFORMANCE BENCHMARKS
geekbench_opencl
3dmark_3dmark_steel_nomad_dx12
geekbench_metal
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
R7 250
RX 470
Core Specs
Shading Units
512
2,048
+300.0%
Shaders
512
2,048
+300.0%
TMUs
32
128
+300.0%
ROPs
16
32
+100.0%
Compute Units
8
32
+300.0%
Clocks
Base Clock
—
926 MHz
Boost Clock
—
1206 MHz
GPU Clock
925 MHz
—
Memory Clock
900 MHz
1800 Mbps effective
1650 MHz
6.6 Gbps effective
Memory
Memory Size
1024 MB
4 GB
VRAM (MB)
1,024
4,096
+300.0%
Memory Type
DDR3
GDDR5
Memory Bus
128 bit
256 bit
Bandwidth
28.80 GB/s
211.2 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
256 KB
2 MB
Performance
Pixel Rate
14.80 GPixel/s
38.59 GPixel/s
Texture Rate
29.60 GTexel/s
154.4 GTexel/s
FP32 (TFLOPS)
947.2 GFLOPS
4.940 TFLOPS
FP64 (TFLOPS)
59.20 GFLOPS (1:16)
308.7 GFLOPS (1:16)
FP16 (TFLOPS)
—
4.940 TFLOPS (1:1)
Power
TDP
55 W
120 W
TDP (W)
55
120
+118.2%
Suggested PSU
250 W
300 W
Power Connectors
None
1x 6-pin
Architecture
Architecture
GCN 1.0
GCN 4.0
GPU Name
Cape Verde
Ellesmere
Generation
Volcanic Islands
(R7 200)
Arctic Islands
(RX 400)
Process Size
28 nm
14 nm
Transistors
1,500 million
5,700 million
Die Size
123 mm²
232 mm²
Foundry
TSMC
GlobalFoundries
Density
12.2M / mm²
24.6M / mm²
API Support
DirectX
12 (11_1)
12 (12_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.3
OpenCL
2.1 (1.2)
2.1
Shader Model
6.5 (5.1)
6.7
Physical
Slot Width
Single-slot
Dual-slot
Length
168 mm
6.6 inches
240 mm
9.4 inches
Height
—
95 mm
3.7 inches
Outputs
1x DVI1x HDMI 1.4a1x DisplayPort 1.2
1x HDMI 2.0b3x DisplayPort 1.4a
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Other
Launch Price
—
179 USD
Production
End-of-life
End-of-life
Predecessor
Sea Islands
Pirate Islands
Successor
Pirate Islands
Polaris