GPU Comparison
RADEON
AMD Radeon HD 7950
CORE STATE
Tahiti
VRAM
3 GB
CLOCK SPEED
—
TDP
200 W
BUS WIDTH
384 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2012
VS
RADEON
Radeon RX 590
CORE STATE
Polaris 30
VRAM
8 GB
CLOCK SPEED
1545 MHz
TDP
175 W
BUS WIDTH
256 bit
ARCHITECTURE
GCN 4.0
PROCESS
12 nm
LAUNCH DATE
2018
PERFORMANCE BENCHMARKS
geekbench_metal
3dmark_3dmark_steel_nomad_dx12
DETAILED SPECIFICATIONS
SPECIFICATION
HD 7950
RX 590
Core Specs
Shading Units
1,792
2,304
+28.6%
Shaders
1,792
2,304
+28.6%
TMUs
112
144
+28.6%
ROPs
32
32
0.0%
Compute Units
28
36
+28.6%
Clocks
Base Clock
—
1469 MHz
Boost Clock
—
1545 MHz
GPU Clock
800 MHz
—
Memory Clock
1250 MHz
5 Gbps effective
2000 MHz
8 Gbps effective
Memory
Memory Size
3 GB
8 GB
VRAM (MB)
3,072
8,192
+166.7%
Memory Type
GDDR5
GDDR5
Memory Bus
384 bit
256 bit
Bandwidth
240.0 GB/s
256.0 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
768 KB
2 MB
Performance
Pixel Rate
25.60 GPixel/s
49.44 GPixel/s
Texture Rate
89.60 GTexel/s
222.5 GTexel/s
FP32 (TFLOPS)
2.867 TFLOPS
7.119 TFLOPS
FP64 (TFLOPS)
716.8 GFLOPS (1:4)
445.0 GFLOPS (1:16)
FP16 (TFLOPS)
—
7.119 TFLOPS (1:1)
Power
TDP
200 W
175 W
TDP (W)
200
175
-12.5%
Suggested PSU
550 W
450 W
Power Connectors
2x 6-pin
1x 8-pin
Architecture
Architecture
GCN 1.0
GCN 4.0
GPU Name
Tahiti
Polaris 30
Generation
Southern Islands
(HD 7900)
Polaris
(RX 500)
Process Size
28 nm
12 nm
Transistors
4,313 million
5,700 million
Die Size
352 mm²
232 mm²
Foundry
TSMC
GlobalFoundries
Density
12.3M / 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
Dual-slot
Dual-slot
Length
278 mm
10.9 inches
241 mm
9.5 inches
Height
111 mm
4.4 inches
—
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
1x HDMI 2.0b3x DisplayPort 1.4a
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Other
Launch Price
449 USD
279 USD
Production
End-of-life
End-of-life
Predecessor
Northern Islands
Arctic Islands
Successor
Sea Islands
Vega