AMD Radeon RX 460 vs AMD Radeon HD 6990M
GPU Specs Compare
Graphics Card
Release Date
Aug 2016
Jul 2011
Generation
Arctic Islands
Vancouver
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x8
MXM-B (3.0)
Clock Speeds
Base Clock
1090 MHz
-
Boost Clock
1200 MHz
-
Memory Clock
1750 MHz
900 MHz
Memory
Memory Size
2GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
128bit
256bit
Bandwidth
112.0GB/s
115.2GB/s
Render Config
Compute Units
14
14
Shading Units
896
1120
TMUs
56
56
ROPs
16
32
L1 Cache
16 KB (per CU)
8 KB (per CU)
L2 Cache
1024 KB
512 KB
Theoretical Performance
Pixel Rate
19.20 GPixel/s
22.88 GPixel/s
Texture Rate
67.20 GTexel/s
40.04 GTexel/s
FP16 (half)
2.150 TFLOPS
-
FP32 (float)
2.150 TFLOPS
1.602 TFLOPS
FP64 (double)
134.4 GFLOPS
-
Graphics Processor
GPU Name
Baffin
Blackcomb
GPU Variant
Baffin PRO
Blackcomb XTX(216-0811030)
Architecture
GCN 4.0
TeraScale 2
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
40 nm
Transistors
3 billion
1.7 billion
Die Size
123 mm²
212 mm²
Board Design
TDP
75W
100W
Suggested PSU
250 W
-
Outputs
1x DVI1x HDMI 2.0b1x DisplayPort 1.4a
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 (12_0)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
2.1
1.2
Vulkan
1.2
N/A
Shader Model
6.4
5.0
📊 Benchmark
3DMark Time Spy
1,754
-
3DMark Time Spy Extreme
776
-
Shadow of the Tomb Raider 2160p
3
-
Shadow of the Tomb Raider 1440p
12
-
Shadow of the Tomb Raider 1080p
22
-